Question

Intrinsic factor is secreted by _______.

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

Answer 1

Answer: (B)

Oxyntic cells

• Intrinsic factor is secreted by oxyntic cells. The intrinsic factor is also known as the gastric intrinsic factor. It is responsible for the digestion of vitamin $B_{12}$ in the intestine. The intrinsic factor is produced by the parietal cells which are also known as oxyntic cells of the stomach. It is a glycoprotein.
• Goblet cells are unicellular mucin-secreting glands.
  
• Argentaffin cells are those cells that are found in gastric glands in the stomach cells. it helps in the secretion of serotonin.
• Chief cells are those cells that secrete pepsinogen and are found in the stomach.

Hence, the correct answer is option B.