University of Aden
Faculty of Dentistry
Pedodontic Department
Practical exam 4th year 2016-2017
Name ______________________________________________Group No._______ 3 papers
Q-1) Select the most appropriate answer, one answer only ( marks )
1. At ages 6 month which tooth start to erupt?
A. tooth number 55 and 65
B. tooth number 74 and 84
C. tooth number 71 and 81
D. tooth number 51 and 61
2. 16. What time of ages that the permanent lower central incisor erupt?
A. at 5 years old
B. at 6 years old
C. at 7 years old
D. at 8 years old
3. What are the teeth mostly missing?
A. lateral incisor, canine, first molar
B. lateral incisor, premolar, third molar
C. central incisor, canine , second molar
D. first premolar, canine , third molar
4. What is the aim of dentistry for children?
A. Root canal treatment on permanent teeth
B. Pulpotomy on primary teeth
C. Pulpectomy on primary teeth
D. Relief pain and infection
5. What is the basic pedodontic concept?
A. The communication between child and child
B. The communication between child and parent
C. The communication between family and dentist
D. The communication between child, family and dentist
6. The usual eruption in deciduous lower dentition is as follows:
A. Canine, lateral incisor, central incisor, first molar, second molar
B. Central incisor, lateral incisor, first molar, canine, second molar
C. Lateral incisor, central incisor, first molar, canine, second molar
D. Central incisor, canine, lateral incisor, first molar, second molar
7. The usual eruption sequence of permanent maxillary teeth is :
A. Central incisor, lateral incisor, canine, first premolar, second premolar first molar second molar
B. First molar, central incisor, lateral incisor, first premolar, second premolar, Canine, second molar,
third molar
C. First molar, central incisor, lateral incisor, canine, first premolar, second premolar, second molar,
third molar
D. First molar, second molar, central incisor, lateral incisor, canine, first premolar, second premolar,
third molar
8. Why are children sometimes anxious about coming to the dental clinic?
A. They are too small
B. They have good cooperation with the dentist
C. They used to be extracted tooth
D. Fear of unknown or stranger
9. Give a child a 'rest' if things become stressful and take a break for a few moments to let the child sit up,
hug mum, etc
A. Both statement are false
B. Both statement are true
C. First statement is true and second is false
D. First statement is false and second is true
10. If the child is very young or anxious,you can demonstrate what you are going to do on another well
behaved child is refer to:
A. Behavior shaping
B. Tell-Show-Do
C. Positive reinforcement
D. Modeling
11. Spacing between primary teeth indicates
A. Increased probability of crowding
B. Increased malposition of teeth
C. Greater chance of ectopic eruption
D. Increased likelihood that the larger permanent teeth can be accommodated
12. After eruption of a permanent tooth , the time required for complete formation of its root is
approximately
A. 1/2 – 1 year
B. 2 – 3 years
C. 3 – 4 years
D. 4 – 5 years
13. At what age is a child expected to have 20 primary teeth and 28 permanent teeth are filling the jaws ?
A. 5 years
B. 6 years
C. 7 years
D. years 8
14. Idealy. The width of the isthmus in primary molars should be:
A. Half the intercuspal distance
B. two-third the intercuspal distance
C. One-fourth the intercuspal distance
D. Three-fourth the intercuspal distance
15. One of the following is incorrectly defined :
A. Class I – preparation involving pit and fissures in posterior teeth
B. Class II -- preparation involving occlusal and proximal surfaces
C. Class III -- preparation in proximal surfaces of anteriors involving the incisal edge
D. Class V -- preparation in the cervical region of teeth
16. A 13-year-old girl attends your dental practice. She is a thumb sucker. What type of malocclusion
would she be likely to have? More than one answer.
A. Anterior openbite
B. Posterior openbite
C. Posterior crossbite
D. Increased overbite
E. Decreased overbite
17. Most common complication of posterior Superior alveolar nerve block is:?
A. Trismus
B. Hematoma
C. Infection
D. Facial palsy
E. Blanching of the area
18. A 20 Kg child can tolerate a maximum dose of 2% lidocaine with vasoconstrictor of LA is
A. One carpule
B. Two carpule
C. Three carpule
D. Four carpule
Q-2) Choose the words from the box below and re-order the fissure sealant procedure
E. curing for 40sec. - Rubber dam Isolation - Tooth preparation - Acid etching – wait 10 second
Light
F.
DryG.for 15 sec. – Apply the sealant material – recall after 6-12 month – Wash and dry after tooth preparation.
H.
Wash for 30 sec. - Explore the Sealed Tooth Surface and Evaluate Occlusion
1. ______________________________________________ 6.________________________________________
2. ______________________________________________ 7.________________________________________
3. ______________________________________________ 8.________________________________________
4. ______________________________________________ 9._________________________________________
5. ______________________________________________ 10._________________________________________
11.___________ recall after 6-12 month_______________
