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Intrinsic factor of castle is secreted by:1. Mucus cells2. Chief cells3. Parietal cells4. B cells

Answer» Correct Answer - Option 3 : Parietal cells

Concept:

  • Intrinsic factor is secreted by parietal cells of gastric glands in the stomach.
  • It helps in better absorption of Vitamin B12 from the ileum in the small intestine.
  • Vitamin B12 is necessary for red blood cells maturation. Inadequate intrinsic factor leads to vitamin B12 deficiency.
  • Vitamin B12 leads to pernicious anaemia.

Explanation:

Cheif cellsSecretes pepsinogen
Mucous cellsSecretes alkaline mucus
B cellsReleases Y-shaped proteins called antibodies


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