GENERAL KNOWLEDGE

GK

VITAMINS MINERALS COENZYMES AND DEFICIENCY DISEASES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which fat soluble vitamin acts as hormone to increase intestinal absorption of calcium
A
vitamin A
B
vitamin C
C
vitamin D
D
vitamin K
Explanation: 

Detailed explanation-1: -Vitamin D. The active form of vitamin D promotes intestinal absorption of calcium and phosphorus and influences bone mineralization.

Detailed explanation-2: -As a fat-soluble hormone, the vitamin D-hormone metabolites must have special mechanisms for delivery in the aqueous bloodstream. Importantly, endogenously synthesized forms are carried by a binding protein, whereas dietary forms are carried within lipoprotein particles.

Detailed explanation-3: -In addition, the body manufactures vitamin D when exposed to sunshine, and it is recommended people get 10 to 15 minutes of sunshine 3 times a week. Calcium requires adequate vitamin D in order to be absorbed by the body. In the United States, many food sources of calcium such as milk are fortified with vitamin D.

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