Question

Pepsinogen is secreted from

• A. Argentaffin cells
• B. Goblet cells
• C. Chief cells
• D. Parietal cells

Answer 1

The correct option is C

Chief cells

The correct option is C.
The explanation for the correct option:

1. Pepsinogen is a substance secreted by the wall of the stomach.
2. It is an inactive zymogen which converted into an active enzyme called pepsin in the presence of gastric acid or HCl.
3. Pepsinogen is used to break down proteins present in food during the digestion of food.
4. It is secreted by the gastric chief cells.

The explanation for the incorrect options:
Option A

Argentaffin cells produce serotonin for the peristaltic movement of muscles of the alimentary canal.
Option B

Goblet cells are found in the large intestine and ileum which help in nutrient digestion and mucosal absorption.
Option D

Parietal cells are present in the fundus region of the stomach which produces gastric acid.
Final answer: Pepsinogen is secreted from chief cells.