A. Slender mesiodistally
B. Slender anteroposteriorly
C. Bulkier mesiodistally
D. Buliker anteroposteriorly
✅ The correct answer is option A. Slender mesiodistally.
Oral Anatomy
Articular disc of TMJ is__________?
A. Thickest posteriorly
B. Narrow in the centre
C. Strengthened by lateral pterygoid
D. All of the above
✅ The correct answer is option D. All of the above.
Thinnest labial plate is found in the region of____________?
A. Upper central incisors
B. Lower central incisors
C. Upper canines
D. Lower canines
✅ The correct answer is option B. Lower central incisors.
Resorption of root of primary incisors starts at_____________?
A. 4 yrs
B. 6 yrs
C. 8 yrs
D. 10 yrs
✅ The correct answer is option A. 4 yrs.
Primary teeth differ from permanent teeth in following aspects ?
A. Thickness of enamel and dentin
B. Pulp chambers are longer
C. Roots are flaring
D. All of the above
✅ The correct answer is option D. All of the above.
Tritubercular cusps are_______________?
A. ML
B. MB
C. DB
D. All of the above
✅ The correct answer is option D. All of the above.
Temporo – mandibular ligament is attached to _____________?
A. Lateral aspect of TMJ
B. Posterior aspect of TMJ
C. Mandibular condyle
D. Coronioid process
✅ The correct answer is option A. Lateral aspect of TMJ.
The number of line angles a permanent maxillary central incisor is_____________?
A. Two
B. Four
C. Six
D. Eight
✅ The correct answer is option C. Six.
An imaginary occlusal curve that contacts the buccal and lingual cusp tips of mandibular buccal teeth is called the _____________?
A. Catenary curve
B. Curve of spee
C. Monson curve
D. Wilson curve
✅ The correct answer is option D. Wilson curve.
Which bifurcation is closet to the cervical line (or) which surface has short root trunk length in a maxillary permanent first molar ?
A. Buccal
B. Mesial
C. Distal
D. None of the above
✅ The correct answer is option B. Mesial.