Question Detail

ZOO 101 ZOO 101 Past Questions Objective Question

Question

Mucus in the stomach protects the stomach lining by:
Options
A Neutralizing acid through a bicarbonate buffer
B Protecting the stomach lining from acid damage
Correct Answer
C Activating gastric enzymes
D Stimulating peristalsis
Correct Answer

Option B is the correct answer.

Detailed Explanation

Mucus protects the stomach lining from acid damage by forming a protective barrier. Gastric mucus contains bicarbonate that neutralizes acid at the epithelial surface, preventing autodigestion of the stomach wall.

Hint

This protective layer prevents the stomach from digesting itself.

Question Info