Acute angled cusps in permanent maxillary first molar are_____________?

Related Mcqs:

1. The maxillary molar crown of an early fossil primate featured a trigone made of three main cusps, these cusps were_____________?

   A. Distrobuccal, distolingual and Mesiolingual
   B. Distolingual, Mesiobuccal, and Linguo buccal
   C. Mesiobuccal, Distobuccal and Mesiolingual
   D. Mesiolingual, Mesiobuccal and distolingual

2. 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

3. 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

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

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

5. How many cusps does the crown of the maxillary first primary molar have ?

   A. 2
   B. 3
   C. 4
   D. 5

6. 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

7. 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

8. 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

9. 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

10. In maxillary 1st permanent molar, the 2 obtuse angles are________________?

    A. Mesiolingual and mesiofacial
    B. Mesiofacial and distolingual
    C. Distofacial and mesiolingual
    D. Distofacial and mesiofacial