Which of the following has a bifid root ?

Related Mcqs:

1. Bifid tongue a congenital anomaly occurs due to non-fusion of____________?

   A. Tuberculum impar and lateral lingual swellings
   B. Hypobranhiral eminence and tuberculum impar
   C. The two lateral lingual swellings
   D. Some of the above

2. Bifid ribs, multiple radiolucent lesions of the jaws multiple basal cell nevi and flax cerebri calcification are found in:_____________?

   A. Basal cell nevus syndrome
   B. Sturge weber syndrome
   C. Horner syndrome
   D. Hereditary internal polyposis

3. The hertwig’s epithelial root shealth is essential to development of the root because it_______________?

   A. Gives rise to cementoblasts that produce cementum of the root
   B. Moulds the shape of roots and stimulates differentiation of odontoblasts
   C. Given rise to odontoblasts that lay down dentin of the root
   D. Remians as an essential constituents of the periodontal ligament

4. Dentin islands are frequently found in the root canals of which of the following permanent teeth ?

   A. Maxillary lateral incisor & mandibular canine
   B. Maxillary 2nd premolar & maxillary 1st molar
   C. Maxillary 2nd premolar & mandibular canine
   D. Maxillary 1st molar & mandibular 2nd premolar

5. Following eruption , the root of the maxillary central incisor completes development at what approximate age ?

   A. 7 years
   B. 8 years
   C. 9 years
   D. 10 years

6. Tooth with smallest root is_______________?

   A. Maxillary central incisor
   B. Mandibular lateral incisor
   C. Maxillary lateral incisor
   D. Mandibular central incisor

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

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

8. The shortest root on a maxillary first molar is_____________?

   A. Mesio- buccal
   B. Disto – buccal
   C. Lingual
   D. All are of equal length

9. The maxillary tooth exhibiting the greatest variation in root alignment is______________?

   A. Central incisor
   B. First premolar
   C. Third molar
   D. Second molar

10. 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