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Anaesthesia

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0% found this document useful (0 votes)
14 views46 pages

Anaesthesia

Uploaded by

abhi
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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NEET PG Workbook

Anaesthesia
Anaesthesia

Question: Which of the following scoring system is being depicted in the image?
(a) ASA scoring
(b) Mallampati scoring
(c) AHA scoring
(d) Cormack lehane scoring
NEET PG Work Book

Question: Jackson Rees circuit is used in?


(a) Obstetric general anaesthesia
(b) Pediatric anaesthesia
(c) Neuro-anaesthesia
(d) Cardiac anaesthesia

2
Anaesthesia

High Pressure System Intermediate Pressure System Low Pressure System

1. Hanger Yoke Assembly 1. Pipeline Inlet Connections 1. Flow Indicators


2. C ylinder Pressure Indicator 2. P  ipeline Pressure Indicators (Gauge) 2. U nidirectional Check valve
(Bourdon Guage) 3. Piping 3. Pressure Relief Device
3. Pressure Reducing Device 4. Gas Power Outlet 4. V aporizer Mounting Devices
(Regulator) 5. Common Fresh Gas Outlet
5. Master Switch
4. Cylinder
6. O  xygen Pressure Failure Devices
7. Oxygen Flush Valve
8. S  econd Stage Reducing Device
9. Flow Control Valves

3
NEET PG Work Book

4
Anaesthesia

Question: In the capnography image, what does the line CD represent?


(a) Dead space air
(b) Alveolar phase and end tidal gas
(c) Inspiratory phase
(d) Mixed gas expiration of alveolar and dead space air

5
NEET PG Work Book

Question: A 15 year old biy reported to the emergency department with breathing
difficulty. Monitor was attached and the following graph was seen on capnography.
What can be the diagnosis?
(a) Malignant hyperthermia
(b) Pericarditis
(c) Cardiac tamponade
(d) Acute bronchial asthma

6
Anaesthesia

Different Waveforms
Slow RR with High RR with
increased decreased EtCO2 5
Pressure 5 Pressure
EtCO2 (kPa) Suggests (kPa)
0 0
Suggests hyperventilation
hypoventilation
‘Shark-fin’ Cleft within
plateau plateau - so-called
Suggests airway 5 ‘Curare Cleft’ 5
Pressure Pressure
obstruction (kPa) Suggests (kPa)
0 patient is taking 0
e.g. Asthma or
COPD spontaneous
breaths
Decreasing Sudden loss of
EtCO2 waveform / drop
Suggests partial in EtCO2
obstruction, Suggests
ETT cuff leak or Pressure
5 disconnection / Pressure
5
gradually falling (kPa) obstruction of (kPa)
cardiac output 0 breathing circuit 0
or rapid fall in
cardiac output
e.g. PE/cardiac
arrest

7
NEET PG Work Book

Question: Which of the following agents has blood gas partition co-efficient similar
to nitrous oxide?
(a) Halothane
(b) Isoflurane
(c) Deslurane
(d) Sevoflurane

Question: Best inhalational induction agent for a pediatric patient?


(a) Isoflurane
(b) Desflurane
(c) Sevoflurane
(d) Halothane

8
Anaesthesia

Question: All are true about thiopentone except


(a) It is lipid soluble
(b) It has maximum concentration in the bran after iv injection
(c) It gets redistributed to a dipose tissue and muscle
(d) The time of action is less as it is maximally excreted by the kidney

Question: Most common drug used for TIVA?


(a) Propofol
(b) Thiopentone
(c) Ketamine
(d) Etomidate

9
NEET PG Work Book

Question: Adrenocortical suppression is seen with, which of the following drug?


(a) Thiopentone
(b) Propofol
(c) Etomidate
(d) Ketamine

General Anesthetics

Inhaled Intravenous

Gas Volatile liquids Barbiturates Benzodiazepines


(nitrous oxide) (halothane) (thiopental) (midazolam)

Dissociative Opioids
(ketamine) (fentanyl)

Miscellaneous
(etomidate, propofol)

10
Anaesthesia

11
NEET PG Work Book

Question: The image shows neuromuscular monitoring of a patient after anesthesia.


The question asks: What is the most commonly used nerve for monitoring?
(a) Ulnar nerve
(b) Median nerve
(c) Radial nerve
(d) Metacarpal nerve

Question: Which of the following is not reversed with atropine?


(a) Bradycardia
(b) Muscle weakness
(c) Bronchoconstriction
(d) Miosis

12
Anaesthesia

Question: A pt was given rocuronium for a short surgery. Which of the following
would you use to end its effect fast?
(a) Edrophonium
(b) Neostigmine
(c) Sugammadex
(d) Glycopyrrolate

Depolarizing Agents Nondepolarizing Agents

Like acetylcholine interact with the ACh By competing with ACh for binding sites.
receptor by depolarizing the end plate
but persist at the synapse

Continuous end-plate Depolarization Competitive Antagonists

Succinylcholine Aminosteroid compounds


€ Pancuronium

€ Pipecuronium

€ Vecuronium

€ Rocuronium

Benzylisoquinolinium compounds
€ Doxacurium

€ Atracurium

€ Cis-atracurium

€ Mivacurium

13
NEET PG Work Book

Question: Topical anaesthesia used in cataract surgery?


(a) Bupivacaine 0.5 %
(b) Lignocaine 2%
(c) Proparacaine 0.5%
(d) Ropivacaine 0.75 %

14
Anaesthesia

Question: A young male patient was given regional block with 0.25% bupivacaine for
a minor surgical procedure. Shortly after the injection the patient suddenly became
unresponsive and the pulse was not recordable. Which of the following would be the
best course of management for this patient?
(a) CPR with 20% intralipid
(b) CPR with sodium bicarbonate
(c) CPR with dobutamine
(d) CPR with calcium

Question: A 20 yr old patient was undergoing orthopaedic surgery under general


anaesthesia. During the procedure, the patient suddenly developed rise in temperature,
rise in CO2 levels and muscle rigidity. Which of the following drugs is most likely
implicated in this condition?
(a) Halothane
(b) Propofol
(c) Nitrous oxide
(d) Etomidate

15
NEET PG Work Book

Question: Identify the image?


(a) Biers block
(b) Radial nerve block
(c) Median nerve block
(d) Wrist block

Local Anaesthetics

Injectable Anaesthetic Surface Anaesthetic

Low potency, Intermediate High Soluble Insoluble


short potency and potency, Benzocaine
Cocaine
duration duration long
duration Lidocaine Butylamino-
Procaine Lidocaine
Chloroprocaine (Lignocaine) Tetracaine Tetracaine benzoate
Prilocaine Proparacaine Oxethazaine
Bupivacaine
Ropivacaine
Dibucaine

16
Anaesthesia

Local Anaesthetics

Ester Linked Amide Linked


Cocaine, Procaine, Chloroprocaine, Tetra Lignocaine, Bupivacaine, Prilocaine, Ropiva
€ Metabolized by plasma esterase € Metabolized by liver enzymes
€ Can be used in poor liver function € Avoided in poor liver function

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NEET PG Work Book

18
Anaesthesia

Question: A patient presented with headache, vomiting and fever. Meningitis was
suspected. While performing a lumbar puncture, which is the last structure you will
pierce just before entering the lumbar cistern?
(a) Ligamentum flavum
(b) Dura mater
(c) Arachnoid membrane
(d) Pia mater

19
NEET PG Work Book

Question: Identify the needle shown?


(a) Verres Needle
(b) Tuohy needle
(c) Spinal Needle
(d) Liver biopsy Needle

The spinal, epidural and caudal blocks are collectively known as Neuraxial
Block

20
Anaesthesia

Spinal Anaesthesia Extradural Anaesthesia


Level: Below L1/L2, where the spinal cord Level: At any level of the vertebral column.
ends
Injection: Subarachnoid space i.e punture Injection: Epidural space (between
of the dura mater Ligamentum flavum and dura mater) i.e
without punture of the dura mater
Identification of the subarachnoid Identification of the Peridural space:
space: When CSF appears Using the Loss of Resistance technique.
Doses: 2.5-3.5 ml bupivacaine 0.5% heavy Doses: 15-20 ml bupivacaine 0.5%
Onset of action: Rapid (2-5 min) Onset of action: Slow (15-20 min)
Density of block: More dense Density of block: Less dense
Hypotension: Rapid Hypotension; slow

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NEET PG Work Book

€ Vasovagal syncope

€ Intravascular injection

€ Shivering

€ Nausea and vomiting

€ Hypotension

€ High spinal anesthesia

€ Bradycardia and asystole

€ Respiratory impairment

€ CNS

€ Urinary retention

€ Post dural puncture headache

€ Infection

€ Complications

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Anaesthesia

Absolute Relative
1. Skin infection at injection site 1. Uncooperative patient
2. Severe hypovolemia 2. P
 reexisting neurological deficits
3. Coagulopathy 3. Demyelinating lesions
4. Increase intracranial pressure 4. Severe spinal deformity
5. Lack of consent/patient refusal 5. Infection at site remote from insertion
6. Allergy to drugs
7. Shock/sepsis
8. Severe AS or MS

Question: What is the position in the adjoining image used for?


(a) Sniffing position for intubation
(b) Neurosurgery
(c) Neck position for intubation
(d) Insertion of bougie

23
NEET PG Work Book

Question: Proseal LMA is which generation of the supraglottic devices?


(a) First
(b) Second
(c) Third
(d) Fourth

Question: Which of the following is a second generation lma?


(a) Ambu lma
(b) Proseal lma
(c) Intubating lma
(d) Flexible lma

24
Anaesthesia

Question: A newborn child has respiratory distress. On examination, it is found that


the newborn has cyanosis and scaphoid abdomen. Which of the following is not
supposed to be done in the management of this newborn?
(a) Nasogastric tube
(b) Xray chest and abdomen
(c) Bag mask ventilation
(d) Intubation

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NEET PG Work Book

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Anaesthesia

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NEET PG Work Book

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Anaesthesia

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NEET PG Work Book

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Anaesthesia

Question: A child was being delivered oxygen by nasal canula at 3L/min. What is the
FiO2 being delivered?
(a) 25 %
(b) 30 %
(c) 35 %
(d) 40 %

Question: Identify the mask in the image?


(a) Venturi mask
(b) Hudson mask
(c) Nebuliser
(d) Non-rebreathing mask

31
NEET PG Work Book

Question: Which of the following is not an indication to use BiPAP?


(a) Obstructive sleep apnoea
(b) Unconscious patient
(c) High pCO2
(d) Low po2

Device: Nasal Cannula

Flow: 1-6 L/min

FiO2: 25-40%

Device: Face Mask

Flow: 5-10 L/min

FiO2: 40-60%

Device: Non-Rebreather

Flow: 12-15 L/min

FiO2: 80-95%

32
Anaesthesia

Device: High Flow

Nasal Cannula

Flow: up to 60 L/min

FiO2: 21-100%

Device: Venturi Mask

Flow: 2-15 L/min (based on


valve)

FiO2: 24-60% (precisely


controlled)

Bipap

33
NEET PG Work Book

Question: From the image given below, the marked circles denote
(a) Cannulated screw for compound tibial fracture
(b) Intraosseous cannula for fluid therapy
(c) K-wire for tibial fracture
(d) Bone marrow aspiration

Question: Which of the following test is depicted in the following image?


(a) Allen test
(b) Durkan’s test
(c) Roos test
(d) Adson test

34
Anaesthesia

Question: During resuscitation, an unresponsive patient is kept in the following


recovery position as in the image. This indicates which of the following ?
(a) pt unconscious, pulse and breathing present
(b) pt unconscious, pulse and breathing absent
(c) pt unconscious, pulse present and breathing absent
(d) pt unconscious, pulse absent and breathing present

Question: Which of the following is incorrect about Quality CPR ?


(a) Rate of compression is 100-120/min
(b) Respiratory rate is 20-25/min
(c) Depth of chest compressions in adult is 5 to 6 cm
(d) Allow adequate chest recoil

35
NEET PG Work Book

Question: What is the sixth link added to the chain of survival as per AHA 2020
guidelines?
(a) Recovery
(b) High Quality CPR
(c) Defibrillation
(d) Post cardiac arrest care

Question: In case of a 2 rescuer CPR, what is the compression to ventilation ratio?


(a) 30 : 1
(b) 30 : 2
(c) 15 : 1
(d) 15 : 2

36
Anaesthesia

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NEET PG Work Book

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Anaesthesia

Question: Which of the following criteria corresponds to ASA grade III?


(a) Mild illness
(b) Moderate illness
(c) Severe illness
(d) Severe illness which is a constant threat to life

Question: Which of the following is ASA 1 grading?


(a) Normal patient
(b) Mild disease
(c) Moderate disease
(d) Severe disease

39
NEET PG Work Book

ASA Physical Status Classification


Grade-1-A normal healthy patient
Grade-2-Mild systemic disease
Grade-3-Severe systemic disease
Grade-4-Constant threat to life
Grade-5-A moribund patient
Grade-6-A brain dead patient

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