The most common sequence of eruption of the permanent maxillary teeth in children is_______________?
A. 1-6-2-3-4-7-5-8
B. 2-3-1-6-7-5-4-8
C. 6-1-2-4-3-5-7-8
D. 6-1-2-3-4-5-7-8
Oral Anatomy MCQs with Answers
A radiograph of 4- years old child reveals no evidence of calcification of mandibular second pre molar. This indicates______________?
A. It is too early to make final predication
B. The teeth may develop later
C. Primary second molar extracted to allow mesial drifting of permanent first molar
D. The child may never develop premolars
Generally in majority of children, the sequence of eruption of permanent teeth in mandible is____________?
A. 1-6-2-3-5-4-7-8
B. 6-1-2-4-5-3-7-8
C. 6-1-2-3-4-5-7-8
D. 6-1-2-4-3-5-7-8
First evidence of initiation of primary dentition is usually around_____________?
A. 4 months in utere
B. Birth
C. 4 months after birth
D. One year after birth
Which of the following is dental formula of a 9 years old child_____________?
A. 6 EDC21/ 6EDC21
B. 6EDCBA/ 6EDC21
C. EDC21/EDC21
D. 76EDC21/ 7EDC21
Number of teeth seen on X- ray at birth_______________?
A. 20
B. 22
C. 24
D. 30
Eruption date of decidous maxillary 2nd molar is ______________?
A. 20 months
B. 18 months
C. 24 months
D. 28 months
What is the amount of time required by erupting premolar to move through 1 mm of bone as measured on a bite – wing radigraph ?
A. 3-4 months
B. 4-5 months
C. 5-6 months
D. 6-7 months
Kalu, a 6- years – old child, received tetracycline. Noticeable discoloration will be seen in______________?
A. Premolars, incisors and 1st molars
B. Canine and 2nd molars
C. Canines, premolars and2nd molars
D. Incisors and 1st molars
Calcification of third molar begins at__________________?
A. 8 months
B. 18 months
C. 8 years
D. 16 years
