The permanent mandibular second molar differs from the permanent mandibular first molar in number of ______________?

Related Mcqs:

1. 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

2. In normal occlusion , with which grooves / surface of the permanent mandibular first molar does the mesiobuccal cusp of the permanent maxillary first molar occlude______________?

   A. Distobuccal groove
   B. Mesial surface
   C. Mesiobuccal surface
   D. Transverse groove

3. If a permanent first molar is lost, the permanent second molar drifts to the______________?

   A. Buccal side
   B. Distal side
   C. Mesial side
   D. Lingual side

4. When viewed occlusally, a primary mandibular second molar closely resembles which of the following mandibular teeth ?

   A. Permanent second molar
   B. Permanent first molar
   C. Second premolar
   D. Primary first molar

5. Largest cusp in permanent mandibular first molar is__________________?

   A. Mesiobuccal
   B. Distobuccal
   C. Mesio lingual
   D. Distal

6. The number of point angles in a permanent mandibular first molar is_____________?

   A. 6
   B. 8
   C. 4
   D. 10

7. Permanent mandibular first molar is developed from ______ lobes?

   A. 3
   B. 4
   C. 5
   D. 6

8. The root trunk of permanent mandibular first molar buccally is______________?

   A. Equal is length to the mesial bifurcation of the maxillary first molar
   B. Equal is length to the buccal bifurcation of the maxillary first molar
   C. equal in length to the crown
   D. None of the above

9. A radiograph of 4- years old child reveals no evidence of calcification of mandibular second pre molar. This indicates______________?

   A. It is too early to make final predication
   B. The teeth may develop later
   C. Primary second molar extracted to allow mesial drifting of permanent first molar
   D. The child may never develop premolars

10. How many pulpal horns are there in the mandibular second primary molar ?

    A. 3
    B. 6
    C. 4
    D. 5