Question: Oral tissue for microscopic examination is prepared by_______________?

• 1. Embedded in paraffin and sectioned
• 2. Embedded in paradion and sectioned
• 3. Frozen and sectioned
• 4. All of the above

Question: Which enzyme is associated with the mineralization_____________?

• 1. Acid phosphatase
• 2. Alkaline phosphatase
• 3. Adenosine triphosphate
• 4. Amino peptidase

Question: Hammock ligament is present_______________?

• 1. Between temporal and sphenoid bone
• 2. Between hamular notch and mandible
• 3. In apical area of a tooth
• 4. As a part of deep cervical fascia

Question: The most accepted theory of tooth eruption is____________?

• 1. Hydrodynamic theory
• 2. Clone theory
• 3. Periodontal ligament traction theory
• 4. Vascular theory

Question: Teeth with out antagonist if erupt is called____________?

• 1. Stable
• 2. Over erupted
• 3. Supra erupted
• 4. Submerged

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

• 1. Physiological tooth migration
• 2. Active eruption
• 3. Passive eruption
• 4. None of the above

Question: In mineralization which one of the following is known as Epitaxy ?

• 1. Booster Mechanism
• 2. Seeding theory
• 3. Alkaline Phosphatase theory
• 4. Cartier/s Adenosine Triphosphate theory

Question: The first sign of future deciduous teeth as a thickening of oral ectoderm appears at about_____________?

• 1. 25th day of Intra uterine life
• 2. 34th day of Intra uterine life
• 3. 56th day of Intra uterine life
• 4. 20 wks of Intra uterine life

Question: The deciduous teeth can be differentiated from permanent teeth by_____________?

• 1. Enamel prismatic arrangement
• 2. Dentinal tubule arrangement
• 3. Primary and secondary dentin
• 4. Mineral content

Question: Which type of collagen fibers demonstrates Chicken wire configuration ?

• 1. Type I
• 2. Type II
• 3. Type III
• 4. Type IV