A. Smoothen the jagged margins and apply fluoride varnish
B. Build up other teeth to large size
C. Extraction of big teeth
D. Assure him and send him back
✅ The correct answer is option D. Assure him and send him back.
Oral Anatomy
A child has 12 permanent and 12 decidous teeth, what is his age____________?
A. 8½ years
B. 11½ years
C. 4½ years
D. 13½ years
✅ The correct answer is option A. 8½ years.
Which statement is correct about decidous dentition?
A. Calcification of maxillary primary first premolar is completed at birth
B. Mandibular first molar erupts at one and half years of age
C. The crowns of primary dentition are more yellowish than permanent
D. The primary dentition is initiated at 10th month in uterus
✅ The correct answer is option B. Mandibular first molar erupts at one and half years of age.
The correct dentition in a 9- years old child is_____________?
A. 12 CDE6
B. 12C456
C. 123DE6
D. 123456
✅ The correct answer is option A. 12 CDE6.
Calcification of roots of decidous teeth is completed by_____________?
A. 2 years
B. 4 years
C. 6 years
D. 8 years
✅ The correct answer is option B. 4 years.
All embrasure spaces are reflection of the______________?
A. Form of the teeth involved
B. Size of the teeth involved
C. Eruption sequence involved
D. None of the above
✅ The correct answer is option A. Form of the teeth involved.
Distal contact of upper first premolar is________________?
A. Lower than mesial contact area
B. Little cervical to junction of occlusal and middle third of crown
C. Higher than mesial contact area
D. A and B
✅ The correct answer is option D. A and B.
The permanent mandibular second molar differs from the permanent mandibular first molar in number of ______________?
A. Cusps
B. Roots
C. Lingual grooves
D. Marginal ridges
✅ The correct answer is option A. Cusps.
In which of the following areas is the alveolar process the thinnest_____________?
A. Lingual to the maxillary central incisors
B. Buccal to the mandibular central incisors
C. Lingual to the maxillary canines
D. Lingual to the mandibular first molar
✅ The correct answer is option B. Buccal to the mandibular central incisors.
Number of roots in maxillary 2nd molar is_______________?
A. 2
B. 3
C. 4
D. 5
✅ The correct answer is option B. 3.