Question

Intrinsic factor is required for

• A. Production of gastric juice
• B. Absorption of $B_{12}$
• C. Peristalsis
• D. Feeling of hunger

Answer 1

The correct option is B Absorption of $B_{12}$

The intrinsic factor (IF) is a glycoprotein produced by the parietal cells (oxyntic cells) located at the gastric body and fundus. It plays a crucial role in the transportation and absorption of the vital micronutrient vitamin B12 (cobalamin, Cbl) by the ileum.

So, the correct answer is 'Absorption of

B12