315.Tome's granular layer is seen in

a.Enamel
b.Pulp
c.Cementum
d.Dentin root

Ans-d.Dentin root

314.Advanced bell stage is an important stage of

a.Histodifferiantation
b.Morphodifferentiation
c.Apposition
d.Initiation

Ans-Morphodifferentiation

257.Type A enamel lamella are

a.poorly calcified rod segments
b.degenerated epethilial cells(unerupted teeth)
c.erupted teeth
d.none

Ans-poorly calcified rod segments

215.The greatest concentration of phosphate in tooth is in the

a.Pulp
b.Enamel
c.Dentin
d.Cementum

Ans:b.Enamel

79.The epithelium of the mucous membrane of the mouth is:

A. simple squam. B. strtified squam.

C. simple colum. D. strtified colum.

ANS. B. Squamous cells are flattened, pancake-like cells, and when in layers are known as stratified. The stratified squamous cells lining the mucosa of the oral cavity are similar to those lining the outer skin, although less keratinized. They do, however, flake off continuously into the mouth. Simple squamous tissue would be too thin and not allow for the constant flaking and replacement ^Mcq. Columnar epithelium is found in both the respiratory system and other organs of the digestive system. ^Mcq

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