Movement of tooth to close the intermaxillary gap during eruption is due to____________?

Related Mcqs:

1. Tooth eruption is due to______________?

   A. Osteoclastic activity
   B. Proliferation of cells at crypt
   C. Exforliation of primary tooth
   D. Eruptive force

2. The most accepted theory of tooth eruption is____________?

   A. Hydrodynamic theory
   B. Clone theory
   C. Periodontal ligament traction theory
   D. Vascular theory

3. The maximum rate of eruption, as the tooth cusps reach the surface epithelium is around ________ μm/day?

   A. 100
   B. 75
   C. 50
   D. 25

4. In considering the process of eruption, the pre-functional eruptive stage of a tooth begins when the_____________?

   A. Bud stage begins
   B. Cap stage begins
   C. Bell stage begins
   D. Dental lamina begins forming

5. Beginning of eruption of permanent tooth starts_____________?

   A. After completion of root
   B. When apical third root is still to be formed
   C. When half of the root is still to be formed
   D. when root formation starts

6. A disease which only affects the formation and eruption of tooth but does not cause hypoplasia is______________?

   A. Hypoparathyroidism
   B. Hyperthyroidism
   C. Rickets
   D. Syphilis

7. Periodontal fibres joining cemental surface of one tooth, to cemental surface of adjacent tooth are called____________?

   A. Gingivodental
   B. Cemental fibres
   C. Horizontal fibres
   D. Transseptal fibres

8. The tooth present close to maxillary sinus is_________________?

   A. 1st molar
   B. 2nd premolar
   C. 1st premolar
   D. 2nd molar

9. The condition involved with an unerupted tooth or impacted tooth is _________________?

   A. Dentigerous cyst
   B. Mural ameloblastoma
   C. Adenomatoid odontogenic tumor
   D. All of the above

10. A 4 year old child with one tooth less than the normal dentition shows large tooth with two crowns and two root canals, the anamoly is______________?

    A. Dilaceration
    B. Fusion
    C. Gemination
    D. Concrescence