OMSITE Flashcards | Quizlet 27/06/2024, 14:38

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OMSITE 2023 103.8 Medical Environment test

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Terms in this set (630)

What type of shock in Distributive

child shows hypotension
but no tachycardia?

What agent is responsible ACE inhibitor

for excessive hypotension
with induction dose of
propofol?

What is the most Pattern and orientation of screws

important determinant of
stability of BSSO

What are the endoscopic 1 midline, 2 paramedian, 2 temporal

brow lift incisions

What does Clarks level Layer of skin

measure?

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What does Braslows Depth of invasion in mm

levels measure?

What is the significance of Describes cervical neck changes with aging for
the Dedo classification? facelift

Intramembranous bone Ascending ramus

formation occurs in what
bone(s)?

What is a micro gap? Space between implant and abutment

Excessive torque on Necrotic bone

implant placement leads
to what?

What is the most Loading

important determinant of
failure at one year for
immediate implant
placement?

What would be Occlusal trauma

responsible for exposure
of 6 threads on implant,
but patient is
asymptomatic?

What is the difference Bone loss

between peri implantitis
and peri mucositis?

What is an absolute 76 yo male with lung cancer (due to the cancer)

contraindication to using
bmp2?
OMSITE Study
What causes rise in Opioid hypoventilation
paCO2?

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Most common pediatric Airway obstruction

airway emergency?

What represents the 3 Pain from tooth root goes to cell bodies in gasserian
neuron pain system? (trigeminal) ganglion then to nucleus caudalis

PVD
What is an indication for
plavix? (also myocardial infarction [and other forms of acute
coronary syndrome] and stroke)

Vascular malformations are present at birth and do

What is the difference
no involute
between hemangioma
and a vascular
2/3 of hemangiomas are not present at birth and
malformation?
they involute

What are anatomical Rarely (0% and 6%)below the mandible anterior to
features of the facial the facial vessels, 1.5 cm (OMSITE 2006 says 1-1.2cm)
nerve? below the angle of the mandible

Dry socket is due to an Coagulative phase

error in what stage of
healing?

Mobility at the mandible Increased FGF

fracture site causes what?

A 10cm continuity defect Posterior iliac crest

after mandibular
resection would best be
reconstructed using bone
graft from which
location?

Which approach is Medial because it avoids vital structures

preferred of tibial
approach?

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A mucicarmine stain is Stains red and differentiates between mucin

what color and has what producing tumors such as mucoepidermoid
significance? carcinoma and those that do not such as SCCa

Is a lady's lesion on Schwannoma

pathological review has and
s100+, spindle cells, two Antoni A, Antoni B
different kinds of cellular
orientation what is the
lesion? What are the
cellular orientations?

How does one treat IAN Segmental resection of proximal and distal ends
after injury?

Approach to mediastinum Transcervical

to I&D neck fast?

Soap bubble Odontogenic myxoma

radiolucency in the
mandible of a 20's male
with painless expansion?

Why would any individual Stripping of tensor fascia lata

experience gait
disturbance after AICBG?

What is the primary Zygomaticomaxillary buttresses

resistance to transverse
widening in the SARPE?

What is the most Zygomaticomaxillary

important place to put
plate for stability of ZMC
fracture?

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A patient with 2 condylar Widening of the lower face

fractures and symphysis
fracture will likely
experience what physical
changes?

What feature is seen in Short condyles

high mandibular plane
angle?

Most important Curve of Spee

anatomical consideration
for a long BSSO?

What is the most accurate Place casts into class I canine occlusion
way to measure
transverse maxillary
discrepancy for
orthographic surgery?

What is the best way to Medial canthal line to canines

assess maxillary occlusal
cant?

Patient presents to ED Hematoma from sublingual branch of lingual artery

with FOM swelling
following tori removal,
what is the most likely
etiology?

Which of the following Plunging ranula

poses the greatest airway
risk?

What is the most Fluid accumulation in the lateral pharyngeal space

dangerous complication
of arthrocentesis?

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TMJ disc is composed of Type I and II

which types of collagen?

How much residual At least 2mm residual keratinized tissue

gingival tissue should
remain when planning
esthetic crown
lengthening?

What is the advantage of Allows for larger transverse movements

a SARPE?

Which direction should Anterior, inferior and medial (AIM)

the osteotomies of
pterygoid plates be
positioned?

What is the most common Anterior open bite

LeFort 1 malocclusion?

What kind of TMJ splint Anterior bite splint

can lead to an anterior
open bite?

Idiopathic juvenile It is unilateral

arthritis in the TMJ has
what feature?

What is true about Von Decreased large/medium multimers with normal

Willebrand factor disease platelet count
type IIA?

What is true about Von Decreased large multimers, decreased platelet count
Willebrand factor disease
type IIB?

Plavix mechanism of Platelets - irreversibly binds ADP receptor

action works on what
structure?

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Benzodiazepines are Reduce REM sleep

known to affect the sleep
cycle in what way?

Methohexital is known to Seizures

cause what side effect,
especially in patients
predisposed?

What 3 things does 1) metabolic acidosis

propofol infusion 2) Bradycardia and/or systole
syndrome cause in 3) Rhabdomyolysis
pediatric patients?

1)ANA
What is the work up to
2) Salivary gland biopsy
confirm Sjogrens?
3) Schirmer test

CBC

What lab should you get Folate deficiency leading to megaloblastic anemia,
with phenytoin? Why? agranulocytosis, aplastic anemia, decreased white
blood cell count, and a low platelet count
(thrombocytopenia).

What blood test should CBC

one get when taking
Carbemazepine Agranulocytosis and aplastic anemia
(Tegretol)? Why?

What would be seen with Hypercalcemia

respiratory acidosis with
following lab values: pH:
7.26, paCO2: 50, HCO3:
26

What is an indicator of Prealbumin

nutritional status?

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Kimmelstiel wilson Nodular sclerosis

nodules in a diabetic are
visualized on pathology.
What are the nodules?

What is the most widely Norwood

accepted/ reliable
classification system for
hair loss?

1) autosomal dominant
2) multiple basal cell carcinomas of the skin
3) OKCs
Nevoid basal cell
4) intracranial calcifications
carcinoma presents in
5) rib and vertebral anomalies (bifid ribs)
what fashion?
6) hypertelorism
7) palmar and plantar pits
Listed are 11; try to get as
8) Milia/epidermoid cysts
many as possible
9) bridging of sella turcica
10) large calvaria
11) large paranasal sinuses

What is the principle Labial swelling

presentation of orofacial
granulomatosis?

What is the treatment for Enucleation and curettage

calcifying odontogenic
cyst?

What are the possible 1) intrauterine injury to stapedial artery

etiologies of hemifacial
microsomia? 2) Failure of neural crest cells to migrate/ develop

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What is the most Commisurotomy

appropriate treatment for
microstomia following
avulsive tissue injury
following?

1) Anti-mongolian slant

What are the facial

2)Underdevelopment of zygomatic are malaria
features found in Treacher
region
collins? (3 listed)

3) Micrognathia

What factors are found in 1) TNF-alpha

TMJ inflammation? (3 2) IL-1
listed) 3) IL-6

What would one expect Fibrin split products

to find in a large high
pressure arteriovenous
malformation?

What differentiates Confabulatory psychosis

Wernicke's
encephalopathy from
Wernicke Korsakoff
syndrome?

What inhalation agent Sevoflurane

creates compound A?
the amount of gas diffusing over the absorbent is
What affects the inversely proportional to the amount of compound A
concentration of produced. That means, low flow increases the
compound A? amount of compound A.

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What type of patient Obese woman with creatinine 2.4

wound you not use
sevofluorane for a 4-6
hour surgery?

Junctional epithelium of Sharpey's fibers

implants is analogous to
what in natural teeth?

Bronchodilation
Propofol causes what
physiological change?
Also...anti-emetic, anticonvulsant, decreases arterial
Answer and then provide
pressure with profound vasodilation and decreases
other examples
pre and after load

How does one keep the Using a large bore cannula

maximum number of fat
cells alive during graft
harvest?

What is the minimal 1-1.5cm

pedicle width for
nasolabial flap?

What does the Holdaway Relationship of the central incisor to the chin
ratio demonstrate?

How does one avoid Alar cinch

undesirable changes of
nose in LeFort 1?

What suture is associated Coronal

with Crouzon?

What does one suspect Hyphema

when trauma patient
cannot see lying down,
but can see when
standing?

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What is the most common Androgenic alopecia

type of hair loss?

What is the biggest Occurs in the body of the mandible, because

negative impact on post implants cannot be placed into avascular bone
operative quality of life
when a large tumor
resection with grafted
with nonvascularized
bone graft?

What is the most common Superior cluneal nerve (L1, L2, L3) which supplies
PICBG nerve injury? sensation to skin over superior 1/2 posterior buttocks

Anterior and posterior deep temporal arteries

What is the blood supply
of temporalis muscle flap Make sure to distinguish from tempoeroparietal
being used for TMJ disc? fascia flap which is supplied by superficial temporal
artery

What cosmetic defect Temporal hollowing

should one warn patients
about when receiving
temporals flap?

What is an adverse Seizure

outcome of flumazenil?

Which inhalatory Sevoflurane

medication should not be
given to patient with end
stage renal disease?

When a 70kg patient 70 + 40 = 110 cc/hr

didn't drink from 10pm
until 8am for surgery what 110x10 = 1100
is fluid imbalance?

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What is the minimal strut 1cm caudal and dorsal

of septal cartilage that
should be maintained for
tip support?

Bilateral maxillary cleft A/P

patients experience
growth restriction in what
direction?

What is the first line Heparin (LMWH better than UFH)

therapy of DVT?

Which has the best AVNRT

outcome with cardiac
ablation?

Extravasation of irrigation Excessive perforation of capsule during needle or

fluid during TMJ tracer insertion
arthrocentesis is caused
by what?

What is the normal 6mm

thickness of the
retropharyngeal soft
tissues at C2?

ABG shows acidosis, what Hypercalcemia

can you expect on the
BMP?

1) Fusobacterium
What bacteria are found
2) Strep milleri
in pericoronitis? (3 listed)
3)Peptostreptococcus

What is the implant flor Falcultative anaerobic gram + cocci

within a healthy sulcus?

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How is articaine 95% by plasma esterase's, 5-10% by CYP

metabolized?

What is the cone in a Morse taper

cone implant
conformation known as?

Photo of a palate with Schwannoma

description of s100,
verocay bodies or Antoni
A/B, which neoplasm?

What neoplasm shows CEOT also known as Pindborg tumor

histology with leisegang
ring calcification?

Follicular vs. Plexiform Islands vs. opened up islands

Amebloblastoma

12 yo radiolucency in Ameloblastic fibroma which looks kind of like

posterior mandible with ameloblastoma with more fibrous background cells
photomicrograph?

1) Larynx is higher or more cephalic and more

anterior

Also
How is a pediatric 2) tongue is larger and higher
patient's airway different 3) pharynx is smaller
from an adult? (6 listed) 4) epiglottis is larger and floppier
5) attachment of vocal cords is more caudal
anteriorly (upward slant)
6) narrowest area is cricoid cartilage
7) airway is funnel shaped

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What is etiology on CT. Bony ankylosis

Shown is a patient with
restricted opening of
5mm and there is a
benign condylar growth
on imaging.

Patient with AVNRT/ SVT Adenosine

during sedation. Vagal
maneuvers/ carotid
massage don't work.
What medication is first
line?

EKG shows SVT, patient is Adenosine

stable. What medication
should be given?

Patient is given atropine Physostigmine

for bradycardia and gets
agitated. What should be
given for treatment?

What should one give a Benadryl

patient for extra
pyramidal effects?

Which local anesthetic Articaine, if not an option then lidocaine

has the fastest onset?

Meralgia Paresthetica Lateral femoral cutaneous nerve of the thigh

(also known as Bernhardt-
Roth syndrome) is caused
by injury to what nerve?

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Bone graft taken from Symphysis graft

what region of the
mandible is most likely to
have neurosensory
damage?

Patient given D2 Benadryl

antagonist
(metoclopramide,
prochlorperazine,
chlorpromazine) for
PONV and gets EPS
(agitation and personal
spasms). Treatment is
what agent?

What is a complication of Tracheal stenosis

prolonged intubation?

What opioid is Remifentanyl

metabolized by plasma
esterase's?

What opioid receptor Mu2

causes the most
respiratory depression?

Which nerve is most Great auricular nerve

commonly damaged in
face lift modified
rhytidectomy incision?

Orientation, to make your incision directly over this

Why must one locate
structure because devoid of vital structures
Gerdy's tubercle when
doing tibial harvest?
(meaning you could avoid patellar tendon)

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What is the most common Flap necrosis over tendons/ tendon exposure
complication from RFFF?

What is the difference Donor site morbidity less with ALT

between ALT and RFFF?

Decorticate flexes hands and feet toward body

What is the difference
between decorticate and Decerebrate extends away.
decerebrate posturing?
Think E for extend.

Patient involved in trauma Central (Neurogenic) Diabetes Insipidus

has high serum Osm and
low urine Osm. What
condition are they
suffering from?

What is the MOA of PPAR activator, sensitize adipocytes to insulin

Thiazolidinediones?

Decrease gluconeogenesis, increase insulin

What is the MOA of
sensitivity, decrease glucose
Biguanides?
absorption

What is the MOA of Increase insulin release by directly stimulating

Sulfonylureas? release from pancreatic B-Cells?

What artery and vein are Peroneal artery and vena comitans (provide blood
reanastomosed in free supply to flap) with facial artery and vein
fibula flap?

What areas of the hand Thumb and forefinger

can be affected from
RFFF without prior Allen's
test?

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Dopamine is given to a Euvolemic hypotension

patient with what
condition?

At what tooth position is 3rd molar

the IAN closest buccally?

Who is most likely to get Black people

Angioedema from ACE
inhibitor?

What class of drugs has a Beta blockers

negative impact on lipid
and glucose metabolism?

How do you avoid bat Platysmal plication

wing deformity following
facelift?

ATLS is designed to Second peak of death

manage patients in:

What is the mechanism of Impedes Ach release from presynaptic neuron at

botox? neuromuscular plate/junction

REM sleep compromises 25%

what percentage of total
sleep?

What reason would you If ectopic eruption is occurring

perform early secondary
alveolar cleft grafting?

What is the treatment for Reimplantation and observe

avulsion of tooth with
open apex?

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2cm inferior, 1.5-2cm lateral (listed twice on OMSITE)

What is the ideal
Zygomatic implant 1.5-2cm inferior, 1cm lateral (listed once on OMSITE)
position from lateral
canthus? Just know more inferior than lateral. All values
between 1 and 2

Describe synovial A and B A are like mAcrophages and B are like fiBroBlasts
cells

What type of cartilage for Fibrocartilage (which consists of 85% type I and 115%
TMJ disc? II collagen)

What structure arises Sphenomandibular ligament

from Meckel's cartilage?

During arthroscopy what Not enough fluid injected to distend joint space
prevents access to the
joint with endoscope?

Z pasty with 60 degree 90 degree

angle gives how much
rotation?

Quick on and off due to low blood gas partition

coefficient
Why use desflurane?
Also notes fast return of cognitive functions which I
take as quick wake up

Antigenic response
What is the mechanism by
which servo causes Tetrafluoro binds to hepatic proteins
hepatic damage? Antigenic response = trifluoroacetylated reactive
intermediate (TFA)

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Why is EPTFE non Body has no enzyme to break down C-F bond.
degradable?
What is another name for Goretex
sutures of this material?

Patient with crown Remove implant then wait to regraft bone and soft
restored onto implant 5 tissue
months prior. Develops
recession and pain
(maybe

minor exudate) with

exposed threads. Xray
looked with bone loss.
What to do?

When placing Alloderm Smooth surface is the dermal side, becomes red,
what is the orientation? likes blood, faces tissue (vascular)
(Smooth surface BM likes
the blood, rough Rough surface is basement membrane, repels blood,
surface BM likes blood, remains white, placed toward root surface
smooth surface dermal (avascular)
likes blood, rough surface
dermal likes blood)

What is the point of Add buccal gingival thickness

putting soft tissue graft at
time of implant sx?

What is a risk of flapless Increased apical fenestration

implant placement?

What is the difference For TADs time of loading (healing time) is faster and
between TADs and amount of loading is less
implants?

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BMP 3.
Which BMP is bad? Why?
Decreases bone production and osteoblast activity?

When using BMP with Soak for 15 minutes

collagen carrier, what is
the most important step?

With immediate loading Use acrylic prothesis to splint implants

of implants in edentulous
mandible what do you
need to be
successful?

What is the definitive way Some shit about fibroblasts/ osteoblast lineage
to differentiate ossifying
fibroma from fibrous
density?

AOT vs COC

Impacted tooth with

Its going to come down to where exactly, and how
radiolucent/radiopaque
much calcification. 1/3 COC associated with
lesion, 13F?
impacted tooth and usually anterior jaw. 2/3 for AOT.
Numbers game.

Overall less contracture.

What is the difference of
full thickness from split Full thickness has more primary contracture, less
thickness skin graft? secondary contracture and easier post operative
wound care.

Percentage of patients 40%

over 40 years that have
radiographic evidence of
OA.

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Only option that appears correct is L V3 paresthesia

CT recon with L
subcondylar fracture Other options are L open bite, reduced L: excursion,
deviation to the R on opening

Rhabdomyosarcoma in Embryonal (most common)

head and neck are of
what origin?

Most common type of Chondroblastic - jaw

Osteosarcoma in the jaw?
Osteoblastic - long
Most common
osteosarcoma of long
bones?

Most common salivary Papillary cystadenoma lymphomatosum

gland tumor with
multifocal origin?

Most common salivary Polymorphous low grade adenocarcinoma

gland tumor with (per 2009 OMSITE)
perineurial invasion?
Adenoid cystic
Most common salivary
gland tumor with
perineurial spread?

What is the histology of Varying amounts of mucous, epidermoid, and

mucoepidermoid glandular cells that may be arranged in
carcinoma? solid/cystic pattern

What is the characteristic Epidermoid cells > mucous cells or glandular cell
feature of high grade with pleomorphic epithelial cells
MEC?

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Describe low grade cystic spaces lined with epidermoid

mucoepidermoid and mucous cells.
carcinoma

Patient has redundant Submucosal vestibuloplasty

maxillary mucosal tissue
length. What
vestibuloplasty technique
do you use?

Patient with T2N0M0 FOM Use of radiation to treat initially, precludes its use
SCC w/ 3 mm depth. later as adjunctive therapy
Which of the following is
true? Also cannot use with stenosis

Describe melanoma Uses Breslow criteria, which is thickness in mm

staging

Which protein is affected Desmoglein III

in Pemphigus Vulgaris?

Lower eyelid Retrobulbar hematoma

Blepharoplasty. Patient
with pain, proptosis, Do emergent lateral canthotomy
blurry vision. What is
happening?

A patient with Mucous Symblepharon

Membrane Pemphigoid
(Cicatricial) is likely to get
which of the
following?

What causes Boxy Lateral Crura hyperplasia - Lower Lateral Cartilage

nose/Bulbous tip of
nose?

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Why must you preserve To preserve nasal airway patency

Webster's triangle? What
procedure can Lateral osteotomy of the nose
compromise this region?

What Antibiotics get to Ciprofloxacin (fluoroquinolone)

CSF/cross BBB?

What is the internal nasal 10-15 degrees

value angle?

How do you evaluate the Cottle test

internal nasal valve
patency?

What is the normal Men 90-95

nasolabial angle for men Women 95-110
and women?

Patient with long term Within the first year

edentulism when you get
most bone loss?

Why do you take pulp out To prevent inflammatory resorption

after necrotic tooth after
trauma?

What is the cause of root Osteoclasts eating root surface

resorption after trauma?

What is true about overcompensate 2-3 mm of soft tissue

orthodontic extrusion
prior to implant
placement?

Intrusion in pediatric Observe for 4-8 weeks then extract if unerupted

tooth what to do?

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What accounts for re- Adnexal structures

epithelialization of donor
site for split thickness skin
graft?

13 mm implant has 7mm Detoxify implant

bone loss around it after
6 months with no Bone graft?
purulence, mobility etc.
What do you do?

What is a contraindication Keloid formation

for Z plasty?

Inferior mediastinal Posterolateral thoracotomy

extension of nec fasc
below level of carina or
posteriorly to level T4.
How do you approach?

Most common route of Retropharyngeal space

extension to mediastinum
from?

Bone formation from Intramembranous

distraction of the ramus?

What factor is most Cortical to cancellous bone ratio

important and allows for
incorporation and healing
of non-vasc autogenous
bone graft?

Calvarial bone used Embryologic potential

because of what
property?

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What is the most accurate CT

way to treatment plan
distraction for OSA?

Studies have shown most 3 screws in L shaped pattern

stable fixation for BSSO
advancement is what?

Most common problem Notching

with genioplasty after 1
year?

What is true when Pogonium is equally stable

comparing BSSO and
IVRO for long term Similar results was another answer
stability?

Picture of dude with deep Ear paresthesia

temporal lac. What
clinical deficit does he
have?

Submental
Platysma flap has what
blood supply?
Apparently it does not specify which orientation

Occipital (dominant; superior)

What is blood supply to
SCM flap? Superior thyroid artery (middle)
Thyrocervical trunk (inferior)

What is blood supply to Internal mammary off subclavian

deltopectoral flap?

Modified Condylotomy Better control of the proximal segment

Osteotomy should be
parallel to the posterior
border of the ramus for:

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Patient has brisk bleed at Internal maxillary artery

anterior condylar neck
with sx. What is the
source?

What do you need for Need large bore syringe for fat transfer
autogenous fat graft as a
filler?

Weakness after (post ictal state)

How do you know if
Tonic-Clonic was due to Going to have to read this question carefully if I get
Seizure or from it. Numerous journals state weakness after syncope,
Neurocardiogenic but not confusion. Also, intcontinence is rare in
syncope? syncope (10%) so can't completely rule out syncope
from this.

What are the cardiac Mitral prolapse and Aortic root Dilation
abnormalities associated
with Marfan's syndrome?

Mitral stenosis causes? Pulmonary hypertension

PEEP is used for? Atelectasis

Pt develops Chest xray, diuretic and intubate

Laryngospasm post-op
and is broken with
positive pressure. In
PACU pt SpO2 drops to
84% with 4 LPM of O2
(baseline: 98% on RA)
CXR is taken what do you
do meanwhile:

ARDS happens from? Endogenous cytokines

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Patient gets maxillary Obtuse nasolabial angle

lefort. What pre-op
condition causes most
unacceptable esthetic
concerns?

NOE classification of Status of medial canthal tendon and fracture of

Manson and Markowitz is lacrimal bone
based on what
structures?

Most common reason for Recipient site defect

skin graft failure?

What produces TGF B in Platelets

fracture healing?

Lacrimal Sac is between: Anterior and deep medial canthal ligament

Patient comes back with Transverse relapse

anterior open bite after
maxillary osteotomy w/
midpalatal osteotomy for
transverse discrepancy.
Why?

Deep

Facial nerve innervate

Exceptions are levator angularis superioris,
muscles from deep or
buccinators, mentalis which are from above
superficial?

(LAMB)

How does one prevent Limit lateral nasal osteotomy to 30mm

arterial bleed during
LeFort 1 osteotomy?

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Avascular
Aneural
The TMJ disc is:
Alymphatic
Virtually acellular

IVRO with sigmoid notch Embolize masseteric artery

bleed? How to tx?

Which inflammatory TNF - alpha

mediator is reduced after
arthrocentesis?

Which of the following is I&D with recon plate

an acceptable way to
manage a non-
healing/infected angle
fx?

Which of the following Unmilled cancellous graft

has the highest rate of
cell survival following
graft?

Blood supply to Anterior and posterior deep temporal arteries

temporalis flap for
oronasal communication:

What is the most reliable Serial clinical exams

way to check vitality of
free flap?

Wilkes classification of a Wilkes stage 5

patient that experiences
constant pain, difficulty
with function and
crepitus.

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Old OMSITE (2009) - 10-15cc, so bilateral ~30cc

Old OMSITE (2005) - 15-20cc

Amount of bone from

OMS booklet - up to 40cc
tibial bone harvest?

Petersons - 20-40cc

OMFS Review - <25cc

Ketamine mechanism NMDA antagonist

BRONJ staging where Stage 2

patients has pain, pus, etc
limited to alveolar bone.

During upper lid bleph Leave at least 10 mm skin from eyelid for proper
what considerations are closure
needed for incision?

In a pediatric patient with Naso-Vomerine (sept-vomerine) Suture (i.e. Nasal

a nasal fracture, it is Cartilage and Vomer junction)
important to repair:

In a patient with palatal Levator Palatini

cleft, which muscle inserts
incorrectly into the hard
palate

When doing coronal Deep to superficial layer of deep temporal fascia

approach, dissection
needs to be:

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Xray of kid with Premature fusion

distraction and condyle
out of fossa on the left.
Has mandibular pain, and
asymmetry upon
activation. What is
happening?

the nasociliary branch of the ophthalmic branch (V1)

of the trigeminal nerve (CN V) sensing the stimulus
on the cornea only (afferent fiber).
What nerves are involved
in corneal reflex?
the temporal and zygomatic branches of the facial
nerve (CN VII) initiating the motor response (efferent
fiber).

Direction of force for Buccal

extraction maxillary first
premolar

Patient has episode of CT angiogram

bleeding with pulsatile
sensation 2 weeks after
Orthognathic Surgery that
resolved spontaneously.
What step(s) should the
surgeon INITIALLY take?

1 cm resection listed in Din Lam and Petersons

The diagnosis is CEOT.
How should surgeon treat
resection using 1.0- to 1.5-cm margins in bone and
lesion?
one uninvolved anatomic barrier margin in Marx

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R lower

Patient aspirates a tooth.

Basal segment right lower lobe sitting/standing.
Which lobe is it most
Laying down supine superior segment right lower
likely to end up in?
lobe. Right decubital is posterior segment right
upper lobe. Left decubital goes to lingual.

What is the definition of Inosculation

capillary ingrowth into
soft tissue graft?

Ampicillin ?
What is the treatment of
actinomyces israelii? Some form of penicillin whether that be amoxicillin,
ampicillin, penicillin

How does one Overbend the plate

compensate for splaying
of the lingual cortex after
symphyseal fracture?

What are the fixation Extraoral approach needed for fixation and bone
principles of edentulous graft
atrophic mandible:

Insulin has what DIRECT Increases glucose uptake by skeletal muscle

effect on the cell?

What is the maximal Forced vital capacity

amount of expiratory
volume after full
inspiration?

Which type of VWD Type 1

requires DDAVP?

Ultimate goal of Modified Increase joint space

Condylotomy?

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Patient on Dilantin CBC

(phenytoin) and
Depakote (valproic acid),
what blood test do you
need?

What gives you the best Compressive force

osseointegration at bone
to implant surface (or
what forces are
resisted better at implant
bone interface)

Woman with long history Medicine Withdrawal Migraine

of headaches gets
insidiously worse Other names...
symptoms over past 3 Transformed rebound headache or medication
months. She's been using overuse headache
caffeine, NSAIDs to
diminishing effect. What
kind of headache does
she
have?

Which preoperative lab Electrolytes

test for patient with
Anorexia?

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Shading/darkening of the root

(2008 OMSITE says greatest indicator, others include

What are the signs of 1. narrowing of root, 2. deflection of root, 3.
increased probability for Diversion of canal)
damage to IAN during
Third Molar extractions? (2004 OMSITE says 1. diversion of the inferior
alveolar canal, 2. darkening of the third molar root,
and 3. interruption of the cortical white line are only
three associated with increased risk)

What radiographic sign Loss of lamina dura (possibly for this question which
related to IAC denotes may be different than other)
increased risk if damage
during 3M surgery. See other question for full explanation

Most important aspect of Remaining bone

internal Sinus Lift?

Cancer most likely to Lung

spread to mandible in 70
year old male.

Patient on TCAs (Tricyclic Levonordefrin (1:20k)

Antidepressant). Which
medication should not be
given?

Why bupivacaine lasts so Protein binding

long?

What happens in first 48 Plasmic imbibition

hours after skin graft?

What is the best time for 3 months after

SECTG (subepithelial
connective tissue graft) in
an immediate implant?

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Kid gets bradycardic, Vagolytic (aka atropine)

what is first line drug to
administer?

2-9%

Percentage of objective
Just choose answer closest to 10% due to Julian's
neurosensory disturbance
experience
after 1 year post-op
BSSO.
Julian also says 1-2% for IVRO (Atlas says 3-8 for
IVRO). Game time decision!!

What is an indication for Peripheral vascular disease

Plavix?

CO poisoning on test (but should be CN I guess).

What causes histotoxic Note that online I found hydrogen sulfide, alcohol,
hypoxia? narcotics and vitamin B deficiency (beri-beri) to be
causes as well

Patient has multiple Alpha 1 antitrypsin deficiency

relatives with emphysema
and prolonged expiration.
What is dx?

Patient with reciprocal Early in closing

click. When does it
occur?

Patient with myotonic Succinylcholine

dystrophy. What
medication to avoid
during induction.

Infant with hypovolemia Patient has immature sympathetic (and

may remain hypotensive baroreceptor?) responses
without tachycardia.
Why?

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14%
Lingual nerve is what
percentage above lingual
I remember one old test said 14% and another said
crest?
10%. Take it for what you will. Probably go with 14%

Patient has lefort sx and Hastens delineation and prevents further

you're worried about necrosis/ischemic injury
vascular compromise.
Why do you give HBO?

Pt. with paresthesia, pain, MRI

muscle spasm right cheek
and posterior maxilla x
3months. What to do?

Patient with ear lac Figure 8 slow resorbing sutures

involving cartilage. How
do u repair?

Lip switch myotomy. What Periosteum is sutured to the mucosal flap

is done?

Which of the following Propranolol (non cardioselective)

has no intrinsic Metoprolol (cardioselective)
sympathomimetic
activity?

Difference in an old Young bone more vascular

person vs young person's
bone.

Fracture healing in bone Have decreased strength

with bisphosphonate use
has been shown to:

100-150
CTX value in patient at
moderate risk of BRONJ
<100 is high and >150 is low risk

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Internal derangement CAUSING muscle spasm of

Arthrokinetic reflex is:
supporting muscles

Patient with class II and Model surgery

anterior open bite. How
to correctly predict
autorotation of mandible.

Mechanism of action of 50s ribosomal subunit

clindamycin

Mydriasis
What do u see in
serotonin syndrome? Also...high body temperature, agitation, increased
reflexes, tremor, sweating, and diarrhea.

Increased blood pressure (with widened pulse

What do you see in pressure), irregular breathing, and bradycardia
Cushing's reflex?
In response to increased ICP

Plasma carboxylesterase

(Plasma cholinesterase is a member of the carboxyl

95% of articaine is
esterase family but usually refers specifically to
metabolized by?
breakdown of acetylcholine and
butyrylcholinesterase and causes prolonged
sedation with succinylcholine or mivacurium)

Sevoflurane caused autoimmune/ immunogenicity to TFA

hepatic injury in patients
with previous exposure
why?

When recon of Md fx in Supraperiosteal dissection as poor merit

elderly pt?

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Scintigraphy
Suspected condylar
hyperplasia, best way to
Which is a radionucleotide (Technetium 99) bone
diagnose?
scan

Hyaluronic acid produced Synovial type B cells

by which cells in the TMJ?

Malar implant most Asymmetry (Niamtu, Grabb and Smith)

common complication?

To which structure is the Tympanic plate

force transmitted from
the condyle in peds when
hit their chin?

PLFGA or adenoid cystic

Which salivary gland
tumor has the most Adenoid cystic = PNS as well
neurotropism?
Old OMSITE adenoid cystic is not an option

What is Hinderer's point? Cross point of ala-tragus line and lateral canthus -
Why is the location of commissure of mouth line (upper lateral quadrant)
anterior zygomatic represents the molar eminence
prominence not
important? Not important because soft tissue can compensate

How do you treat a Hemodialysis as definitive treatment

patient that is
hyperkalemic at 6.5 and
ESRD, with no EKG
changes?

Respiratory depression Mu-2

from morphine by

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When compared to cl III Similar stability of pogonion

BSSO setback with
miniplate, IVRO+IMF has?

Which diabetic Sulfonylurea

medication increases
insulin production:

Translocation of glucose receptors to extracellular

Insulin mechanism of
for "capture" of glucose in target
action
tissue

Superior orbital foramen Medial limbus of the iris

is aligned with?

Connective tissue graft Imbibition

survival in the beginning

What happen to disk w/ Depletion of collagen from ECM (extra-cellular

chronic inflammation? matrix)

Earliest sign of OA on Subchondral sclerosis

radiographic imaging?

Picture of central FOM Dermoid cyst

lesion. The lesion is hard
to aspirate with thick fluid. Ranula would be easy to aspirate
What is it likely?

Picture of lesion of palate: Schwannoma

encapsulated, spindle
shape cell, S-100

Axial cut TMJ 5mm Ankylosis

opening: ankylosis vs
osteoma?

What staining for Vimentin

odontogenic myxoma?

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What staining for Mucicarmine

mucoepidermoid
carcinoma?

What is complication of Subglottic stenosis

not converting cric to
trach?

What is the treatment for Metronidazole

C Diff?

Regarding tibial bone Gerdys tubercle is upper lateral region

harvest?

How do you treat Aspiration and closed drain

recurrent/persistent
seroma s/p tibial harvest:

Aggressive tibial harvest Perforation into joint cavity / violation of joint space
complication?

To increase success rate Do as separate procedure (is this the same as the 3
of SubEpithelial month question?)
Connective Tissue Graft
SECTG:

To give dopamine, pt Euvolemic

needs to be

Why perform a vomer Decreases risk of anterior oro-nasal fistula

flap in CLP closure?

What arteries supply Anterior and posterior deep temporal arteries

temporalis myofascial flap
for closure of oro-nasal
communication?

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While fixing condylar Embolize internal maxillary artery

fracture, a brisk bleed
from anterior neck of A choice provided was symbolize masseteric
condyle occurs. What do although this would be closer to sigmoid notch. If it
you do? is the only one that makes sense choose it.

Patient with Parkinson's Metoclopramide (Reglan)

disease on Levodopa
should not receive what
medication?

Aspergillosis is treated Amphotericin B

with what agent?

Cyclophosphamide, +/- rituximab and prednisolone

(bactrim may help prevent relapses)
Wegener granulomatosis
remission induction with Once in remission, maintenance with steroid and less
which medications? toxic
immunosuppressant ie azathioprine, methotrexate or
mycophenolate (cellcept)

Transverse relapse results Will have open bite due to lingual cusps of maxillary
in what occlusal changes? teeth moving palatally

What is the most common Nodular

form of Basal Cell
Carcinoma?

What bacteria associated Gram negative, rods, obligate anaerobes

with pericoronitis?

A greater probability of probing pocket depth ≥ 5

What is true for erupted
mm on the distal of the second molar
3rd molar?
when a visible third molar is present

What forms the tripod of Lateral and medial crura

the nose?

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Pt with implant Back up or remove

encroaching superior
border of IAN 2w s/p
placement still c/o
paresthesia:

What does positive Upper motor neuron damage

Babinsky sign indicate?

What does the Hoffman's Same as Babinsky but for upper extremity
reflex indicate?

Why use papaverine Vasodilator and antispasmodic

instead of lido to irrigate
when doing free-flaps?

Image of 45 year old Conservative management

male MRI TMJ c/o pain,
difficulty w/ fctn, what to
do?

What occurs with Condylar sag

condylotomy and
stripping?

What would be the Foreign body reaction to degradation particle of the

reason for resorption implant
following TMJ PTFE
implant?

Cranial nerve VII is found Between temporoparietal fascia (or SMAS) and
between what planes? superficial layer of temporalis fascia

7mm?
Max thickness of airway
soft tissue at C3? Is this a mistake on the questions part? I know C2 <
or equal 6 and C6 < or equal 20

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What would one see on Liesegang ring

histology slide of CEOT
(Pindborg tumor)

PET scan is helpful to Recurrence and metastasis

evaluate what?

AOT
15 yo female with
radiolucency around States that dentigerous cyst was not a choice,
impacted tooth #6 although this would not be relevant unless it stops at
CEJ

First structure involved in CN VI (Abducens)

cavernous sinus
thrombosis?

What is the normal nasal 10-15 degrees

valve angle?

When properly stored, Gently rinse off debris, soak in doxycycline for 5
avulsed central incisor minutes or cover with minocycline,
with open apex: replant

Thick biotype in multiple More resistant to recession

tooth edentulous area is?

Distraction osteogenesis Over correct soft tissue 2-3mm

for implant site
development:

Most important factor Quantity of remaining alveolar bone

when doing osteotomes
sinus lift is:

A SARPE will provide Anteriorly than posteriorly

more movement:

Intraoral flap with least Vascularized flap

amount of shrinkage?

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When autogenous bone Unmilled

graft, which is true: more
viable osteoblasts when

When to use a lag screw: Non-oblique symphysis fracture

What is incorrect It can be treated with external fixation using 1 pin in

regarding treatment of each segment
mandibular angle
fracture?

What is end-diastolic Pre-load

volume equivalent to?

ACE inhibitors in african- Increased risk of angioedema

american:

Pt given bronchodilator, Obstructive lung disease

FEV1 increases, what does
he have:

What causes increased Lateral femoral cutaneous nerve injury

morbidity with injury of
which nerve during AICG
harvest?

Which nerve is most Lateral cutaneous branch of iliohypogastric nerve

commonly injured when (L1)
harvest bone from
anterior hip:

What is the most common Palatal

position for impacted
canine?

Pt with known history of Rocuronium

malignant hyperthermia,
has laryngospasm. What
do you give?

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1. The size, shape and strength of lower lateral

cartilage
What are the primary
2. The attachment of the medial crura to the caudal
mechanisms of support
septum
for the nasal tip?
3. The attachment of the lower lateral cartilages to
the upper lateral cartilages

What is an example of Chemoradiotherapy

non targeted therapy?

What is the normal 6mm

thickness of pre vertebral
soft tissue at the level of
C2?

How does NSAIDs By inhibiting prostaglandin synthesis

worsen PUD?

Ophthalmic artery
What exits out of the
optic canal?
Also the optic nerve

Where is the inferior Between the nasal and medial fat pads.
oblique muscle of the eye
located?

What bacteria do you see Pasteurella Multocida

in an infection that occurs
24 hour after a dog bite

What happens when you Saddle nose deformity

don't treat septal
hematoma?

What is the reason for Stripping of the tensor fascia lata

unsteady gait after iliac
harvest?

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What is a consideration The roots are more convex

for when extracting
primary teeth?

Which medication has Propranolol

equal amount of B1 and
B2 activity?

How to minimize bony Make osteotomy parallel to occlusal plane

step in genio?

Anterior disc displacement, perforation, gross

anatomical deformity of the disc and hard
tissue

What is the MRI findings

Gross degenerative and destructive changes of both
in Wilkes stage V?
disc and osseous structures;
perforation, detachment, fragmentation and
extrusion, and destruction of the disc;
multiple adhesions not visible

Which Glasgow 7
classification? Opening
eye to pain;
incomprehensible
speech; picture of feet
turned in and toes curled.

What is the Glogau Photodamage

classification used for?

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Loss of sympathetic tone to heart is listed.

Will choose loss of sympathetic tone to blood

vessels if an option

What is the cause of

severe central nervous system damage (brain injury,
neurogenic shock?
cervical or high thoracic spinal cord) causes a
sudden loss of background sympathetic stimulation
to the blood vessels. This causes them to relax
(vasodilation) resulting in a sudden decrease in
blood pressure

Most common reason for Inadequate arch length/ lack of arch space
buccally erupted canine
getting held up?

Reason to extirpate (RCT) Prevent inflammatory root resorption

intruded, closed apex
tooth in 7-14days?

Change in elderly that Decreased vascularity of bone

compromises
osseointegration(?)

Trigeminal Neuralgia is Unilateral, paroxysmal pain in distribution of CN V

characterized by?

Which artery can cause External jugular

bleeding in surgery
involving SCM?

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10-15mm

Typically, the brow is divided into

What is distance of
3 distinct regions in females: medial 1/3, apex, and
eyebrow from superior
tail. The medial portion is 1-2 mm
orbital rim in lateral 1/3
above the inferior border of the supraorbital rim this
for females?
area. The apex is located 8-10 mm
above the inferior border of the lateral supraorbital
rim, and the tail is located 10-15 mm

What is primary Long term maintenance with stent

determinant of success in
submucous
vestibuloplasty?

What part of millard C according to 2005 OMSITE

rotation contributes to
the nares on the cleft
side?

After placement of 13mm Surgical exposure and detoxification of implant

implant, you see 6mm surface
bone loss without pain,
erythema,
suppuration. What to do?

The supratip break is Caudal edge of upper lateral cartilages and medial
made by junction of what crura of lower lateral cartilage
structures?

What do synovial B cells Hyaluronic acid & proteins complex (mucin) of

produce> synovial fluid

The beneficial effects of Viscoelasticity

hyaluronic acid in synovial
fluid is derived from?

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What accounts for the VEGF

high vascularity of
CGCG?

1) Hematoma
Sequence of 2) fibrocartilaginous callus
uncompressed bone 3) Bony callus
healing 4) Remodeling and addition of compact bone
a) Woven bone to lamellar bone

Which lesion has giant Aneurysmal bone cyst

cells?

What to use to treat Hydroxychloroquine

immunohistologically
verified ulcerative IgG against basal layer which hinders proper mucosa
stomatitis? development

What causes this

condition?

What is best at lowering Metoprolol

post op morbidity and
mortality?

What is primary Distance of contact point from alveolar crest

determinant of interdental
papilla height after Should be <6mm (3-5mm is 100% papilla, 6mm is like
implant placement? 53% or something)

Restriction in size of the flap

What is the limitation of
the nasolabial flap?
(also asymmetry can occur)

Disadvantage of 2- Difficulty obtaining primary closure at the donor site

incision submucous (or
subepithelial?) graft
harvest of the palate:

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What's the cause of Von Willebrands

normal PT, normal
platelet count, abnormal
bleeding time, abnormal
PTT?

What is decreased in 3rd FRC

trimester?

Which antibiotic is used Bactrim; also used for prophylaxis

to manage Wegener's
granulomatosis?

What do you do for VPI Nothing; observe for 6 months

following surgery?

What must a surgeon Need to re suspend in order to prevent facial

consider when treating a drooping
ZMC fracture?

Why would one inject Increase viscoelasticity

hyaluronic acid into a
joint?

With immediate loading Primary stability

what do you need?

Intraoral pic where they Venous congestion

stabbed the thing with 18
gauge needle.

What is spared in the One or more of the following:

modified radical neck IJV, SCM/SAN
dissection?

What is the cause of Septic shock

death in necrotizing
fasciitis?

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What type of bone Endochondral

formation occurs in the
anterior iliac crest?

The AICBG can restore 50cc

defects requiring up to
how many cc of bone?

Pic of pupils after trauma Afferent pupillary defect (L vs R)

(Im assuming blown
pupils)

What is the treatment for Surgery, chemo and radiation

rhabdosarcoma?

Elective neck dissection

Patient with T2NOMO w/ or
3 mm depth. How do you resection with selective neck dissection
treat the neck?
(both right, worded differently)

When could one perform Vertical impacted teeth

a coronectomy?

What artery is used in the Angular artery

nasolabial flap?

Implant placed into Lower

radiated bone has same
or lower success rate?

What is the appropriate 2-4mm

amount of columella
show?

What is the biological 3mm; 3mm

width surrounding teeth?
How about implants?

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Internal derangement II
early and late clicking
during opening and
closing is which Wilke's
classification?

What is the most common Breast; Lung

source of metastasis to
the jaw in a female? And
a male?

What makes a STSG Donor and recipient sites

successful?

Cortical Ramal graft has Osteoinductive

what properties?

When can leeches be During venous congestion

used for a flap?

What bacteria hosted by Aeromonas hydrophilia

leeches can cause
infection?

What antibiotic is used for Bactrim

prophylaxis in Wegeners
granuomatosis?

Which of following in QT elongation

presence of CAD has
high risk for sudden
cardiac death (note: from
sudden vfib or PEA, acute
coronary ischemia)

In chronic osteomyelitis Bone biopsy

which of the following
procedure is INITIALLY
done?

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region where the frontal, parietal, temporal, and

sphenoid bones jointogether. It is located on the
What is the pterion? What side of the skull, just behind the temple.
is its significance? What
surgery can compromise It is the weakest/thinnest
this region, and what part of skull.
structures are at risk?
MMA and temporal lobe of brain at risk during
orbital bandau

Swinging light test. Left RAPD (relative afferent pupillary defect), L optic
Baseline, right normal nerve damage
pupil and mydriasis of left.
When light to R, R and L
constricts. Then light to L,
R and L dilated. Then light
back to R both constrict.
What is the defect and
injury?

Which of the following Sevoflurane

medication has secondary
metabolism by the
kidney?

Can Desflurane be used No, due to airway pungency

for inhalation induction?

To increase buccal gingiva

When is palatal roll
indicated? Old OMSITE says to correct small gingival defects
and done at the time of implant uncovering

Which of following soft Vascularized interposition CT graft if this is an option

tissue graft has least
shrinkage Otherwise free gingival graft

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Resorbable plate and CO2 and H2O

screws breaks down into

What does it mean to They have the same (one) ultraviolet wavelength
have monochromatic
laser in CO2?

What is the blood supply Transverse cervical artery (old OMSITE and
to the trapezius flap? Peterson's)

RFFF seems like the best choice

What flap should be used

If not provided I found best evidence for temporalis
to close buccal defect?
flap. If cancer and its an option choose that one can't
reconstruct immediately need margins.

Thoracoacromial is dominant
What is the blood supply
to pectorals flap?
Internal mammary is medial

The orbital septum is an Periosteum

extension of what
structure?

Internal nasal valve is Nasal septum and upper lateral cartilages

formed by what
structures?

Pt undergoing Hyoglossus
genioplasty advancement
there is normally is no
tension on

When should a patient 48-72 hours later

who underwent
embolization for
hemangioma have
surgery to resect the
lesion?

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After aggressive dorsal Eliminate open roof deformity

hump reduction lateral
osteotomy with in fracture
should be performed to?

How can a patient Incorrect strut graft placement

develop a dorsal hump
deformity?

In hemifacial dysplasia 1st and 2nd branchial arches

which are effected?

Which of the following Cellular atypism and mitotic count

determines high grade
osteosarcoma

Which of the following Histology

determines the prognosis
of chondrosarcoma

In relationship to the Extends 1cm posteriorly and posterior to the greater

maxillary palate the palatine foramen
palatal bone is*

Distraction osteogenesis Allows more advancement

for mandibular
advancement in adult
compared to BSSO

Damage to which nerve Sural nerve

gives paresthesia and
where on tibial graft Lateral skin of ankle
cortical window?

Rounded lateral eyelid Lateral canthopexy/lateral retinacular suspension

what resolves?

Crescendo/decrescendo Aortic stenosis

murmur

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What is the tongue flap 5-7mm thick and 20% wider than the defect, divide
design? When should it after 2-3 weeks
be divided?

What is a cardiac effect of Decreased myocardial contractility

meperidine?

Lichen Plans is associated T lymphocytes

with which cells?

What is the most common Type 2

odontoid fracture

Which meatus is Nasolacrimal, inferior meatus

nasolacrimal and
nasofrontal ducts drain Nasofrontal duct, middle meatus
into?

Difficult ventilation/unable to mask the patient

LMA is indicated when? (cannot ventilate, cannot intubate, rescue
device for unexpected difficult airway)

Why to prepare skin with Degrease, increase penetration

acetone for chemical
peel?

Mohs surgical technique Yes

for morpheaform basal
cell ca of lower eyelid?

When the patient has skin Sarcoidosis

and painful oral lesion
with perihilar lymph
nodes what condition?

In autonomic system Ach Presynaptic preganglionic

is where?

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Lip avulsion of how many 30%

% can be closed primarily
and if not which Abbe, Karapandzic
technique?

Cartilage in nasal septum Perpendicular plate of ethmoid and vomer

articulate with which
bone?

Gustatory sweating is Frey's syndrome

known as?

Enophtalmos is most Laterally displaced ZMC

commonly seen in which
trauma pt?

What is the easiest zone 2

of the neck to examine?

Which meds are associated Statins

with better implant
prognosis/osseointegration?

Which meds have B1 and Propranolol

B2 without central
sympathomimetic
function?

Recombinant activated factor VII (rFVIIa)

If the pt has hemophilia B
and antibodies against
I'm guessing because you can't replace IX to restore
factor IX which factor to
instrinsic pathway; in fact there is no way to make
administer?
intrinsic work so go extrinsic

Why to give K for patient Depleted intracellular K+ due to transcellular shift

with DKA and from decreased insulin and acidosis (therefore total
hyperkalemia? body K+ is depleted)

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When the patient has Superficial parotidectomy

pleomorphic adenoma of
superior lobe of parotid
what to do?

Strep pneumoniae (20-43%)

Which bacteria are most Others include:

commonly associated H influenza (22-36%)
with acute sinusitis? Moraxella catarrhalis (2-16%)
Staph aureus (10-13%)
Strep pyogenes (3%)

What is the thickness of 0.8mm

Schneiderian membrane
in healthy guy?

What is the best way to Incentive spirometry

prevent post op
pulmonary problems?

Basal segment right lower lobe sitting/standing.

Laying down supine superior segment right lower

lobe.
Aspiration sitting is to
what lobe?
Right decubital is posterior segment right upper
lobe.

Left decubital goes to lingual.

Binds to calcium/hydroxyapatite >> released by

osteoclasts during resorption >> disrupt farnesyl
Mech of action diphosphate synthase in cholesterol synthesis
bisphosphonates? pathway (needed for cytoskeletal organization and
vesicular transport) >> disruption osteoclast
enzymatic function and induction of apoptosis

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Which enzyme is elevated CPK

in malignant
hyperthermia?

Edentulous anterior maxilla undergoes excessive

What is Combination
resorption from opposing forces of anterior
syndrome?
mandibular teeth

Where is the rhomboid Cheek

flap indicated?

75%

60` in Z plasty how much

A 30' Z-plasty will increase the overall length of a
length?
wound by 25%, a 45' Z-Plasty by 50%, and a 60' Z-
plasty by 75%.

What is an extensin of the Orbital septum

periosteum of the orbit?

Oblique muscles pierces Capsulopeapebral fascia

which structure?

Which muscle is most Inferior oblique

commonly injured in
inferior blepharoplasty?

After 3rd degree burn Pick the shortest answer

and after debridement in
2 stage surgery when u
can go?

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Wilkes stage 3?
Major mechanical and inflammatory symptoms,
moderate to marked disc deformity, partial or
complete nonreducing forward disc displacement
Symptoms of pt`s in
(acute or subacute)
Wilkes class 3,4?

Wilkes stage 4?
Altered mandibular condyle morphology in addition
to above

When ant open bite, high High

or low mand plane
angle?

What must one rule out Guillain-Barré

with Bells Palsy
(syndrome)?

Melkersson Rosenthal Neurologic disorder characterized by recurring

syndrome facial paralysis, swelling of the face and upper lips

In bad result TMJ PGE2

arthroplasty you see PGE
1 or 2?

Desflurane has fast onset Low blood/gas partition coefficient

and offset time because?

Which skin to utilized to Paramedian forehead flap

cover nasal tip avulsion
up to cartilage

Columella dip is Medial and intermedial crura

connection of what?

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Swallow, say ahhhh (listed)

Function of this nerve:

Sensory:
1) General somatic fibers from the tonsils, the
pharynx, the middle ear and the posterior 1/3 of the
tongue.
How to check CNIX 2) Taste of the posterior 1/3 of the tongue.
function? 3) Carotid bodies, carotid sinus.
4) Parasympathetic fibers to the parotid gland via the
otic ganglion.

Motor
1) Fibers to stylopharyngeus muscle, the only motor
component of this cranial nerve. Which helped with
swallowing and speech

Why NSAID give gastric Cox1 inhibition

ulcers?

How to distinguish All structures + teeth on affected side vs just the

hemifacial hypertrophy ramus
from ramus elongation?

How MRI works? Detection of tissue radiofrequency signal

T-1 MRI images measure Longitudinal relaxation

what aspect of protons?

What is a compication Malocclusion

after modified
condylotomy?

Obese pt what is FRC

decreased?

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Ankylosis occurs after 6 months

first 6 months after
surgery or longer?

Obese pt what is FRC

decreased?

Question about a device Exophthalmometer?

that measures the
position of the eye in the
eye socket (two-part
name)

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Type I: Partial quantitative vWF deficiency, 25%

Type II: Qualitative vWF deficiency, 66%

-IIa: Decreased large/medium multimers, normal
platelet count

-IIb: This is a "gain of function" defect. The ability of

the qualitatively defective vWF to bind to
glycoprotein Ib (GPIb) receptor on the platelet
membrane is abnormally enhanced, leading to its
spontaneous binding to platelets and subsequent
rapid clearance of the bound platelets and of the
large vWF multimers (low platelets and large
Von Willebrand Disease
multimers)

-IIm: qualitative defect of vWF characterized by its

decreased ability to bind to GPIb receptor on the
platelet membrane and normal capability at
multimerization.

-IIn: deficiency of the binding of vWF to coagulation

factor VIII

Type III: Total vWF deficiency, 8%. Homozygous for

defective gene) Very little or no detectable plasma
or platelet vWF.

TMJ: What type of cell is Macrophage

present which causes
female predisposition?

Cleft lip (and palate?) is 2:1 Male

greatest in what gender More common on left
and what side?

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Sphincter pharyngoplasty
What are the two options
for VPI surgery?
Superiorly based pharyngeal flap

% of TMJ changes after 40%

age 40

What % of patients that 0-1.9%

need blood transfusion
with bimax surgery

Levodopa/carbidopa is Rigidity
stopped in the
perioperative period:

Acute bronchospasm: B-agonists

What medication is used
for treatment of a
Chronic: Corticosteroid?
bronchospasm?
Peventative: Cromolyn

How much remaining 4mm per omfs knowledge update 1; pick 5mm if 4 is
bone should be present not an option
for indirect sinus lift?

Boy with mandible Adrenal crisis

fracture, hypotension,
confusion, normal UOP,
with h/o RA

Tachypnea (>60 breaths per minute)

Child with impending
respiratory failure
Retractions/ accessory muscles

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C fiber

Other sensory fibers:

A-alpha largest diameter, fast, myelinated, for motor
and perception
A-beta is smaller diameter, similar speed, myelinated,
for motor and perception
Which pain fiber has small A-delta is smaller yet, slower speed, for pain, temp
diameter, slow and touch
conduction velocity and A-gamma is marginally larger than delta, marginally
is unmyelinated? quicker speed, for muscle tone

B is small diameter, myelinated, for autonomic

functions

C is smallest diameter, slowest velocity, and

unmyelinated, for various autonomic functions also
pain, temp, touch

Tx with amphotericin B, voriconazole, itraconazole.

Corticosteroids may also be helpful
What are characteristics
of aspergillosis? Lead to pulmonary complications

Seen in immune competent??

Uncover canines which is Apically positioned flaps

labial and inferior to
alveolus

What is a complication of Fluid extravasation

IO access?

Problem with implant Discoloration and problems with skin edges

retained auricular
prosthesis

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Tumescent for SML Provides local anesthesia, hemostasis and facilitates

provides what? fat removal.

Best way to treat Wait for it to fibrose, get a CT for exact location
maxillary 3rd molar in
infratemporal fossa?

What muscles create Corrugators

vertical glabellar rhytids?

Trichophytic brow ideal Female with 7-cm forehead

candidate

Coronal flap: avoid Staying deep to the superficial layer of deep

temporal branch of CN temporal/ temporalis fascia
VII by

Child with wide complex Synchronized cardioversion

tachycardia with evidence
of decreased perfusion:

Pt with h/o CAD with Phenylephrine

hypotension and
tachycardia

Symptoms:
metallic taste
tinnitus
paresthesia
agitation
What are the signs and seizures
symptoms of local
anesthesia toxicity? Signs:
bradycardia
hypotension
ventricular arrythmias
AV block
cardiac arrest

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What are the 2/3 in maxilla

characteristics of a CEOT 2/3 posterior
(Pindborg tumor)

Which b blocker has Pindolol

sympathomimetic effect?
Choices:

More cancellous which revascularizes faster and

Iliac crest is
resorbs faster.

Cranial vault (not the base),maxilla, all mandible

Bones of
except for the condyle and
intramembranous growth:
symphysis , sternum, clavicle.

Versed and propofol are? Additive

Atropine and Cross BBB

scopalamine

Glycopyrolate Does not cross BBB

Advantages of subgaleal Subgaleal dissection allows for dissection of

vs subperiosteal depressor muscles
dissection in brow lift?

When does the greatest Remodeling phase

percentage of wound
strength develop during
healing?

How does a subepithelial Indications: To thicken gingival tissue (can achieve up

connective tissue graft of to 3 mm) in order to prevent recession and
facial of implant improve subsequent metal show as well as to improve soft
things? tissue contour

What is a hamartoma? Overgrowth of tissue normally found in the region

What is a choristoma? Overgrowth of normal tissue in the wrong place

What produces EGF? Platelets

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Treatment for branchial Excision

cleft cyst?

What increases platelets Desmopressin

four fold in VWf patients?

Enucleation and curettage with peripheral ostectomy

What is the treatment for
unicystic ameloblastoma? Intralumal or luminal - ENC
Mural - resection with 1cm margins

What is seen in diastolic Preserved ejection fraction

heart failure?

When does one see an S3 CHF

gallop?

What is the difference Biofilms are more resistant because the biofilm is
between bacteria and protective.
biofilms?

What is the reason for Poor condylar seating

early open bite?

The thyroglossal duct Foramen cecum

cyst is a remnant of what
structure?

What eyedrops are used Apraclonidine (iopidine)

for ptosis?

Biggest issue with fast Failure for bony fill

distraction?

When can you re harvest 6 weeks

split tissue connective
graft of palate?

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Excess removal of orbital Hollowing

fat can lead to what
condition?

What is true of carnoys Damage depends on time of exposure >5min

solutions with nerve
exposed?

Plication is a technique whereby the SMAS is folded

upon itself to obtain the desired repositioning,

What is the difference

Imbrication is a technique in which the SMAS is
between plication and
incised or
imbrication in facelift?
excised so that the distal portion is repositioned to
overlap
the proximal tissue

What vessel would you External jugular (Niamtu)

suspect if there is
bleeding during
cervicofacial
rhytidectomy in the
region of the SCM?

MRD1: light reflex to upper lid margin; OMSITE says

2-5mm is normal.
What is MRD1 and MRD2?
MRD2: light reflex to lower lid margin; OMSITE says
5-6mm is normal

What is the use of Keratinolysis

hydroxyacid in chemical
peels?

Whats the best indication Photoaging

for chemical peels?

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What is the pediatric 20ml/kg for all but cariogenic shock which is 5-
bolus for hypovolemic 10ml/kg
shock?
isotonic crystalloid (NS)
What type of fluid?

How does one prevent Fat

ectopic bone formation
after total joint If low dose radiation is an option choose this
replacement?

Temporalis flap for disk Temporalis muscle

replacement, what to
use?

Temporoparietal flap Superficial temporal artery

based on what artery?

How to treat Partial mandibulectomy (with preservation of IAN?)

desmoplastic
ameloblastoma?

What type of anemia is Macrocytic

seen in chronic
alcoholics?

Apically repositioned flap Crown lengthening

can be used to provide
what?

Glucose and insulin issues Beta blockers and thiazides worsen

with antihypertensive?

What anti hypertensive is ACE inhibitors.

not safe in second or third
trimester of pregnancy?

What condition do ACE Diabetic neuropathy through suppression of MCP-1

inhibitors improve?

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What prevents nasal Making sure to reduce enough nasomaxillary crest

obstruction in max and septum to prevent buckling.
impaction?

Surgery remains the mainstay of the treatment of

head and neck osteosarcoma.

Osteosarcoma most
Adjuvant chemotherapy improves outcome in
important treatment?
patients with adverse factors.

OMSITE says chemo, surgery, chemo

Best way to control Embolization

bleeding for condylar
surgery?

Superior to posterior belly of digastric

Location of facial nerve in
superficial parotidectomy posterior belly digastric, tragal cartilage pointer,
mastoid tip, tympanomastoid suture

Most common anaerobic Peptostreptococcus

bacteria found in chronic
maxillary sinusitis?

What does perforating Reduce cosmesis.

split thickness graft do?

Reasons for inferior Allergic rhinitis not responsive to drugs

turbinectomy?

Cancer
Buccal fat pad doesn't
work well for what?
If cancer isn't a choice, trauma

What anesthetic with Ketamine

versed helps w post op
pain?

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Issues with emphysema? Increased residual volume

Exposed bone if option

Absolute contraindication
to floor of mouth skin Also consider dead space and if you take more than
graft? half of the tongue because you will not be able to
close on itself

Are there cells in If referring to TIM cells, no. But do have

cartilage? chdonrocytes.

Are there blood vessels in No blood vessels

cartilage?

How much interocclusal 25mm for zirconia (12.5 per arch)

space for all on 4? 30 for acrylic (15 per arch)

How much interocclusal 18-26mm (9-13mm per arch)

space for ceramo-metal
full arch?

How much interocclusal 30-35mm (15-17mm per arch)

space for Hader bar?

How much interocclusal 25mm (12mm per arch)

space for over denture?

Why demineralize bone? Reduce antigenicity

Reason for bradycardia Lidocaine toxicity

and long PR waves in a
kid?

Substitute in the hard

palate for iliac?

What does tumescent Reduces serious bleeding

technique provide in fat
grafting?

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Angle and lower lid

What is MRD-2 with
respect to the corneal
Note the corneal angle is the AP angle between the
angle?
cornea and iris

Which opioid receptor mu-1

causes PONV?

Acinic Cell Carcinoma of Watch

the lip excised with good
negative margins, what is
next?

Lower lateral cartilage

What is the most vs
important contribution to Medial crura attachment to nasal septum
the nasal tip?
Game time decision

Patient wants implants shirmer eye test and test salivary flow <5ml/5min
with bilateral parotid
enlargement and dry
mouth, what to do?

How long does a patient FRC

have when they become
apneic before they
become hypoxic?

Whats the first step for Gabapentin

neuropathic pain
associated with trigeminal
nerve injury?

Ferric chloride 0.1 g/mL

What is Carnoy's solution
Absolute alcohol 6 mL Chloroform 3 mL
composed of?
Glacial acetic acid 1 mL

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Propofol - clinical effect Redistribution into spaces

is short because of?

What is the technique of Incision follows the crura

marginal incision for open
rhinoplasty?

Pt taking a drug causing Caused by statins

microalbuminea.

What is the least stable Transverse

maxillary movement?

Pt taking aspirin, PMD Extraction

says to not stop aspirin,
what do you do?

Alcohol mechanism of GABA agonist

action?

IMF type of bond Secondary

healing?

What is true about CPAP Best for mild to moderate OSA

for OSA?

Schwanomma cut the stalk and spare the nerve

Excision of Schwanomma
vs Neurofibroma?
Neurofibroma cannot spare the nerve

Sistrunk procedure

What is treatment for cyst removal + midline segment of hyoid bone +

thyroglossal duct cyst? generous portion of muscular tissue along the entire
thyroglossal tract. Recurrence <10%. Much higher
recurrence with less aggressive surgery

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Histologic findings of Late

TMD chondrocyte
necrosis, cartilage
shearing — what stage?

You are suspicious that Anticitrulline antibodies

your patient has RA,
whats the most specific
way to diagnose?

Type III hemifacial Cocstochondral graft,

macrosomia treatment:

After genio, patient has Post-op paresthesia causing aggressive tooth

lower anterior gingival brushing
recession, why?

Granular cell tumor s/p Watch

excision, but margins
were "close". What to do?

Rhomboid flap: must The pivot is around the 120 degree angle of the flap
pivot along some line
angle?

IAN damage (I think s/p Look for the healthy glistening "mushrooming"
removal of neuroma or fascicles herniating through the edges of the
something), how to assess epineureium (Petersons)
proximal and distal
components?

Depends on the scenario - any symptoms take the

shit out immediately, don't bone graft.
Implant POD-1 with pano
showing its close to IAN,
No symptoms? serial nerve exam is the most
whats most important?
important. If no symptoms then just watch, the Pan
may be off anyways.

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RCT then re-implant

Petersons:
1. manually or chemically (Bleach for 30 mins)
debride the now necrotic PDL fibers
Pediatric permanent 2. extraoral RCT cleanse and shape canal citric acid
avulsed tooth 3hrs later, bath 3 mins then rinse with NaCl (open and debride
not stored properly: dentinal tubules)
3. stannous fluoride solution 5 mins (decrease risk of
resorption) 4. doxycycline 5 mins (antibacterial and
facilitates pulpal revascularization)
5. obturate
6. re-plant and splint 7 to 10 days

Intra-op HTN can be increased preload 2/2 IVF

attributed to

Meshed STSG Decreases contracture

accomplishes all except:

When can you place a Thick gingival biotype

tissue level vs bone level
implant? When is it ok? 3mm attached gingiva

Smaller diameter abutment on a larger implant

Pro:
Narrower abutment platform to reduce crestal bone
Platform switching
loss; get the microgap as far away from the bone as
question - what is the
possible allows for a better "apical seal" of the soft
purpose/advantage?
tissue

Con:
Increases the incidence of screw loosening

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What is the lesion Osteochondroma

depicted (not here) on
the TMJ? It is a growth

How far palatally to place 2mm

implant on maxilla for
good emergence profile?

What drug is metabolized Codeine

by CYP2D6?

What is the ameloblastic lungs

carcinoma metastases
site?

Ace inhibitors can CK and K

increase blood levels of
what compounds?

Smoking keeps gingiva 30 minutes

vasoconstricted for how
long?

Patient with history of Decongestants and endoscopic sinus surgery

smoking and chronic
sinusitis, 6 months of OAC
presents bc it's leaking
into mouth. CT shows
completely opacified
sinus and adjacent nose,
large OAC. What is initial
management?

Articaine contraindicated 4
for kids younger than?

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What is the best predictor Pre op neuropathy

of postoperative
neuropathy following
microsurgical nerve
reconstruction?

Patient has a total joint on History of arthroplasty

the left, 70M, what would
predict he will need the
other side later?

Where do you place Between 2nd and 3rd intercostal space midclavicular
needle when line
decompressing tension
pneumo:

Most common bacterial Prevotella

cause of periimplantitis?

When can you regrant 6-8 weeks

SECTG from palate?

What supplies blood to Facial/lingual periosteum

SECTG over extraction /
implant site?

Pt with factor v leiden, DDAVP (Desmopressin)

how would you
significantly increase
circulating vWf?

What drug class to use Antidepressants

for tmj pts (prob said
bruxism)?

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Although gabapentin is a GABA analogue, it does

not bind to the GABA receptors, does not convert
What is mechanism of
into GABA or another GABA receptor agonist in vivo,
gabapentin
and does not modulate GABA transport or
metabolism.

What drug class to use Anticonvulsants

for neuropathic pain?

What is normal 70%

FEV1/FVC?

What is the length of at least 6-8 weeks

consolidation in
distraction osteogenesis?

Great auricular nerve is 6cm inferior to the ear lobe at Erbs point
located where?

The auriculotemporal V3
nerve is part of what
cranial nerve?

Black box warning of Tendon rupture

fluoroquinolone is?

Bleeding after tori is due Sublingual branch of lingual artery

to which artery?

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