313.Which of the following is correct when examining the cervical cross section of the mandibular 2nd molar:

A. the root is wider MD than FL
B. may have a C shaped canal
C. Depressions are usually located on the lingual and facial surfaces
D. all the above


Ans-D.all of the above

313.On the facial view of the Mandibular Canine

A. the mesial cusp slope that is shorter than the distal cusp slope
B. the mesial outline of the tooth is straighter than the distal outline of the tooth
C. the cusp tips is positioned mesial to center of the crown
D. all the above are true

Ans-D. all the above are true

312.Which is the smallest premolar

a.Maxillary first premolar
b.Mandibular first premolar
c.Maxillary second premolar
d.Mandibular second premolar

Ans-b.Mandibular first premolar