Nutrient Absorption

Q) What is true regarding absorption of nutrients from small intestine?

a) Bile salt is required for absorption of Vitamin B12

b) Parathyroid hormone increases calcium absorption

c) Triglycerides are synthesized by intestinal epithelial cells before being released in portal circulation

d)  Iron deficient individual can absorb 80% of dietary iron



Calcium absorption is due to Vitamin D and Parathyroid hormone.

Bile salt is required for absorption of fat soluble vitamins like Vitamin A, D, E& K

Vitamin B12 requires intrinsic factor. Triglyceride absorption occurs in the form of Free fatty acids and monoglycerides.

Only 20% iron is absorbed by iron deficient individuals



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