A. Take less time
B. Take more time
C. Same time
D. Is complete when tooth erupts in oral cavity
✅ The correct answer is option A. Take less time.
Oral Anatomy
Desmodont is another name for_____________?
A. The tooth with one wall pocket
B. Tooth with three walled pocket
C. periodontal ligament
D. Dehiscence
✅ The correct answer is option C. periodontal ligament.
Depression of mandible is achieved by_______________?
A. Digastric
B. Lateral pterygoid
C. Geniohyoid
D. All of the above
✅ The correct answer is option D. All of the above.
On which of the following permanent teeth is it most difficult to distinguish between mesial and distal aspects ?
A. Maxillary central incisor
B. Mandibular central incisor
C. Mandibular lateral incisor
D. Mandibular second premolar
✅ The correct answer is option B. Mandibular central incisor.
Protective crests of contour on buccal and lingual surfaces are found______________?
A. In the middle third of the lingual
B. Nearest the occlusal third of the lingual
C. In the cervical third of the buccal
D. Both A and C
✅ The correct answer is option D. Both A and C.
All are true about calciotraumatic line, except______________?
A. Due to caries
B. Due to death of odontoblastic layer
C. It remains after caries is removed
D. Because of odontoblastic migration from cell rich zone
✅ The correct answer is option B. Due to death of odontoblastic layer.
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
✅ The correct answer is option C. Canines, premolars and2nd molars.
In which of the following a nonfunctional cusp is present________________?
A. Maxillary 1st molar
B. Maxillary 2ndmolar
C. Mandibular 1st molar
D. Mandibular 2nd molar
✅ The correct answer is option A. Maxillary 1st molar.
Number of teeth seen on X- ray at birth_______________?
A. 20
B. 22
C. 24
D. 30
✅ The correct answer is option C. 24.
Which of the following muscles moves the condyle and articular disc anterior and downwards on glenoid fossa______________?
A. Lateral pterygoid
B. Medial pterygoid
C. Temporalies- anterior fibers
D. Temporalis – posterior fibers
✅ The correct answer is option A. Lateral pterygoid.