- A. Permanent teeth
- B. Deciduous teeth
- C. Succedaneous teeth
- D. None of the above
Oral Histology (MCQs)
-
Gubernacular canal and gubernacular cord are seen in relation to____
-
The deciduous teeth can be differentiated from permanent teeth by____
- A. Enamel prismatic arrangement
- B. Dentinal tubule arrangement
- C. Primary and secondary dentin
- D. Mineral content
-
Accentuated incremental lines in dentin are______
- A. Incremental lines of retzius
- B. Incremental lines of von Ebner
- C. Contour lines lines of owen
- D. None of the above
-
Which type of collagen fibers demonstrates Chicken wire configuration ?
- A. Type I
- B. Type II
- C. Type III
- D. Type IV
-
Movement of tooth to close the intermaxillary gap during eruption is due to_____
- A. Physiological tooth migration
- B. Active eruption
- C. Passive eruption
- D. None of the above
-
The first sign of future deciduous teeth as a thickening of oral ectoderm appears at about_____
- A. 25th day of Intra uterine life
- B. 34th day of Intra uterine life
- C. 56th day of Intra uterine life
- D. 20 wks of Intra uterine life
-
In mineralization which one of the following is known as Epitaxy ?
- A. Booster Mechanism
- B. Seeding theory
- C. Alkaline Phosphatase theory
- D. Cartier/s Adenosine Triphosphate theory
-
Hammock ligament is present______
- A. Between temporal and sphenoid bone
- B. Between hamular notch and mandible
- C. In apical area of a tooth
- D. As a part of deep cervical fascia
-
Teeth with out antagonist if erupt is called____
- A. Stable
- B. Over erupted
- C. Supra erupted
- D. Submerged
-
The most accepted theory of tooth eruption is_____
- A. Hydrodynamic theory
- B. Clone theory
- C. Periodontal ligament traction theory
- D. Vascular theory