Which bifurcation is closet to the cervical line (or) which surface has short root trunk length in a maxillary permanent first molar ?

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. 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

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

   A. Cusps
   B. Roots
   C. Lingual grooves
   D. Marginal ridges

5. 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

6. The shape of the occlusal surface of the permanent maxillary first molar is_______________________?

   A. Oval
   B. Trapezoidal
   C. Triangular
   D. Rhomboidal

7. Cusp of carbelli is present on ________ surface of the permanent maxillary molar ?

   A. Mesial surface
   B. Palatal surface
   C. Buccal surface
   D. Mesial half of the palatal surface

8. The shape of the occlusal surface of the permanent maxillary first molar is___________?

   A. Oval
   B. Trapezoidal
   C. Triangular
   D. Rhomboidal

9. Which line angle area is most acute when a permanent maxillary second molar is viewed occlusally ?

   A. Mesiofacial
   B. Distofacial
   C. Mesiolingual
   D. Distolingual

10. The most common curvature of the palatal root of maxillary first molar is_____________?

    A. Facial
    B. Lingual
    C. Distal
    D. Mesial