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

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. 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

3. In centric occlusion, the cusp tip of the maxillary canine is in alignment with which mandibular tooth_____________?

   A. Facial embrasure of canine and premolar
   B. incisal embrasure of canine and premolar
   C. Distal ridge of the cusp of mandibular canine
   D. Mesial ridge on the facial cusp of mandibular first premolar

4. 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

5. Largest cusp in permanent mandibular first molar is__________________?

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

6. 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

7. The highest ( longest ) and sharpest cusp on the decidous mandibular first molar is____________?

   A. Mesiolingual
   B. Distolingual
   C. Mesiobuccal
   D. Distobuccal

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

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

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

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

10. 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