A. Mandibular central incisor
B. Mandibular first molar
C. Maxillary central incisor
D. Maxillary second molar
✅ The correct answer is option A. Mandibular central incisor.
Oral Anatomy
The first macroscopic indication of morphologic development of primary incisors approximately at____________?
A. 11 weeks in utero
B. 14 weeks in utero
C. 16 weeks in utero
D. 6 weeks in utero
✅ The correct answer is option A. 11 weeks in utero.
Which is the predominant factor in the formation of the alveolar process_____________?
A. Eruption of teeth
B. Normal process of growth
C. Lengthening of the condyle
D. Overall growth of the bodies of the maxilla and the mandible
✅ The correct answer is option A. Eruption of teeth.
The decidous canine emerges______________?
A. Before lateral incisor
B. Before first molar
C. After first molar
D. After second molar
✅ The correct answer is option C. After first molar.
Which four mandibular teeth are so aligned that when viewed from the occlusal, a straight line may be drawn bisecting the contact areas_____________?
A. 5,6,7,8
B. 4,5,6,7
C. 3,4,5,6
D. 2.3.4.5
✅ The correct answer is option A. 5,6,7,8.
In maxillary 1st permanent molar, the 2 obtuse angles are________________?
A. Mesiolingual and mesiofacial
B. Mesiofacial and distolingual
C. Distofacial and mesiolingual
D. Distofacial and mesiofacial
✅ The correct answer is option C. Distofacial and mesiolingual.
Mesial slope of buccal cusp is longer than distal slope in_________________?
A. Maxillary 2nd premolar
B. Maxillary 1st premolar
C. Mandibular canine
D. Maxillary canine
✅ The correct answer is option B. Maxillary 1st premolar.
Lateral movement of condyle is caused by_____________?
A. Contralateral lateral pterygoid muscle
B. Both lateral and medial pterygoid muscle
C. Epsilateral lateal pterygoid muscle
D. Bilateral contraction of lateral pterygoid muscle
✅ The correct answer is option B. Both lateral and medial pterygoid muscle.
While charting the dentition of a child, the pedodontist finds that the following teeth are present in all the four quadrants; permanent central incisor , permanent lateral incisor , decidous cuspid , decidous first molar, decidous 2nd molar and permanent 1st molar. The eruptive pattern may be considered most nearly normal for a child aged_____________?
A. 3-6 years
B. 7-10 years
C. 11-14 years
D. 15- 18 years
✅ The correct answer is option B. 7-10 years.
In which of the tooth is the mesiodistal measurements is greater lingually than facially_____________?
A. Maxillary 1stpremolar
B. Mandibular 2ndpremolar
C. Mandibular 1st premolar
D. Maxillary 1st molar
✅ The correct answer is option D. Maxillary 1st molar.