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The epithelial cells lining the stomach ...

The epithelial cells lining the stomach of vertebrates are protected from damage by HCl because

A

(a) HCl is too dilute

B

(b) the epithelial cells are resistant to the action of HCl

C

(c) HCl is neutralised in the stomach

D

(d) the epithelial cells are covered by a mucus secretion.

Text Solution

Verified by Experts

The correct Answer is:
D
The epithlium of gastric glands (present in stomach) consists of goblet cells that secrete mucus. Mucus forms a coating on the epthelial lining of the stomach and thus protects it from the action of HCl.
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