The premolar alveoli are what shape in cross section_____________?

Related Mcqs:

1. Cervical cross section of maxillary first premolar is_____________?

   A. Dumbell
   B. Kidney shape
   C. Elliptical
   D. Oval

2. The contact area on the distal side of a maxillary first premolar is located _____________?

   A. Middle of the middle third with buccal embrasure wider than lingual
   B. Middle of the middle third with lingual embrasure wider than buccal
   C. Litter cervical to the junction of occlusal and middle third of the crown with wide occlusal embrasure
   D. Cervical third with buccal embrasure wider than lingual embrasure

3. The contact area on the distal surface of a maxillary first premolar should be placed in________________?

   A. Middle 3rd of proximal surface with lingual embrasure greater than the facial embrasure
   B. Occlusal 3rd of proximal surface with the lingual embrasure greater than facial embrasure
   C. Occlusal 3rd of proximal surface with facial embrasure greater than lingual embrasure
   D. Middle 3rd with facial embrasure greater than the lingual embrasure

4. Distal contact of upper first premolar is________________?

   A. Lower than mesial contact area
   B. Little cervical to junction of occlusal and middle third of crown
   C. Higher than mesial contact area
   D. A and B

5. A distinguishing characteristic of a maxillary first premolar that identifies it as right or left is the________________?

   A. Height of the lingual cusp
   B. Mesial inclination of the lingual cusp
   C. Flattened area beneath the contact on the distal surface
   D. Greater length of the mesial cusp ridge on the lingual cusp ( AIPG- 98)

6. Mandibular second premolar 3- cusp type id developed from_______________?

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

7. The premolar with the occlusal groove pattern that may simulate the letter “Y” is________________?

   A. Maxillary first
   B. Maxillary second
   C. Mandibular second
   D. Mandibular first

8. In the intercuspal position, the lingual cusp of maxillary 2nd premolar contacts the______________?

   A. Distal fossa of mandibular 2ndpremolar
   B. Mesial fossa of mandibular 1^st molar
   C. Distal marginal ridge of mandibular 2ndmolar
   D. Distal marginal ridge of mandibular 1st premolar

9. What is the amount of time required by erupting premolar to move through 1 mm of bone as measured on a bite – wing radigraph ?

   A. 3-4 months
   B. 4-5 months
   C. 5-6 months
   D. 6-7 months

10. Which of the following decidous molars bears the greatest resemblance to a premolar _____________?

    A. Maxillary first
    B. Maxillary second
    C. Mandibular first
    D. Mandibular second