Dentinogenesis by odontoblasts first begins at_____________?

Related Mcqs:

1. Formation of dentin by odontoblasts begins in_______________?

   A. Morphogenic stage
   B. Organizing stage
   C. Desmolytic stage
   D. Formative stage

2. The relationship between the pulpal and periodontal tissue complex begins during dental development at_____________?

   A. Adolescent stage
   B. 5-10 years
   C. Embryonic stage
   D. None of the above

3. Mirgration of odontoblasts into dentinal tubules occurs during ________________?

   A. Cavity preparation
   B. Dehydration
   C. Water irrigation
   D. None of the above

4. The odontoblasts killed during cavity preparation are derived from_____________?

   A. Unaffected odontoblasts from the pulp
   B. Undifferentiated cells
   C. Histocytes
   D. Osteoblasts

5. Odontoblasts are derived from______________?

   A. Undifferentiated mesenchymal
   B. Histocytes
   C. Macrophages
   D. Lymphocytes

6. Clinical evidence of dentinogenesis imperfecta is______________?

   A. Defective enamel and dentine
   B. Defective dentine and obliterated pulp chamber
   C. Increased rate of caries
   D. Oligodontia

7. Dentinogenesis imperfecta is________________?

   A. Autosomal dominant
   B. Autosomal recessive
   C. Se* linked recessive
   D. Not a inheritable trait

8. Shell teeth are more common in this variant of dentinogenesis imperfecta________________?

   A. Type I
   B. Type III
   C. Type II
   D. Type IIII and I

9. In the tongue bitter taste is more perceived at_____________?

   A. Tip
   B. Sides
   C. Back
   D. Front

10. The components of future TMJ shows development at_____________?

    A. 6 weeks
    B. 18 weeks
    C. 10 weeks
    D. 16 weeks