In cap stage, regulating factor for cusp shape formation is present in____________?

Related Mcqs:

1. The bud, cap and bell stage of the developing tooth are based, on growth of the______________?

   A. Stellate reticulum
   B. Dental papilla
   C. Enamel organ
   D. Dental sac

2. The cap stage in tooth development is characterized by_____________?

   A. morphodifferentiation
   B. reversal of functional polarity
   C. Formation of hammock ligament
   D. Increased mitotic activity

3. Cusp of carbelli is present on ________ surface of the permanent maxillary molar ?

   A. Mesial surface
   B. Palatal surface
   C. Buccal surface
   D. Mesial half of the palatal surface

4. First appearance of tooth formation occurs in____________?

   A. 6th week IU
   B. 2nd week IU
   C. 9th week IU
   D. 4th week IU

5. High levels of albumin is present in____________?

   A. Inner enamel epithelium
   B. Outer enamel epithelium
   C. Stellate reticulum
   D. Stratum intermedium

6. Interwining of the enamel rods at the cusp timps and the incisal edges of a tooth is called______________?

   A. Enamel spindles
   B. Gnarled enamel
   C. Incremental lies of woven
   D. Incremental lines of retzius

7. Bony union taking place with formation of medullary callus without periosteal callus formation is______________?

   A. Primary union
   B. Secondary union
   C. Both of the above
   D. None of the above

8. Mandibular second premolar 3- cusp type id developed from_______________?

   A. 3
   B. 4
   C. 5
   D. 6

9. Steepest cusp is seen in_______________?

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

10. The highest ( longest ) and sharpest cusp on the decidous mandibular first molar is____________?

    A. Mesiolingual
    B. Distolingual
    C. Mesiobuccal
    D. Distobuccal