Gastrectomy produces deficiency of which vitamin –
Correct Answer: Vitamin B12
Description: Ans. is 'b' i.e.. Vitamin B12 o The intestinal absorption of vitamin Bu requires intrinsic factor (IF), secreted by parietal cells of the stomach.o In stomach vitamin Bt2 binds to IF to form vitamin Bn-IF complex which intum is absorbed by sepecific receptors on mucosal cells of the ileum.o Vitamin Buis also called as 'extrinsic factor' of castle.
Category:
Biochemistry
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