A. Physiological tooth migration
B. Active eruption
C. Passive eruption
D. None of the above
Related Mcqs:
- Tooth eruption is due to______________?
A. Osteoclastic activity
B. Proliferation of cells at crypt
C. Exforliation of primary tooth
D. Eruptive force - The most accepted theory of tooth eruption is____________?
A. Hydrodynamic theory
B. Clone theory
C. Periodontal ligament traction theory
D. Vascular theory - 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 - 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 - 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 - 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 - 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 - The tooth present close to maxillary sinus is_________________?
A. 1st molar
B. 2nd premolar
C. 1st premolar
D. 2nd molar - 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 - 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
