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

Related Mcqs:

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

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

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. 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

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

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

5. 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

6. Which four mandibular teeth are so aligned that when viewed from the occlusal, a straight line may be drawn bisecting the contact areas_____________?

   A. 5,6,7,8
   B. 4,5,6,7
   C. 3,4,5,6
   D. 2.3.4.5

7. 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

8. 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

9. Primary teeth differ from permanent teeth in following aspects ?

   A. Thickness of enamel and dentin
   B. Pulp chambers are longer
   C. Roots are flaring
   D. All of the above

10. The primary teeth that present the most outstanding morpholgic deviations from permanent teeth are______________?

    A. Central incisors
    B. Mandibular first molar
    C. Mandibular second molar
    D. Canines