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Home > Important Vitamins > Question

Which vitamin is essential for maintaining healthy epithelial cells and **healthy mucous membranes** (eyes, skin, respiratory tract) ___________?

0
A) Vitamin E
B) Vitamin D
C) Vitamin K
D) Vitamin A

Correct Answer: D) Vitamin A

Reason: Vitamin A is critical for cellular differentiation and maintaining the integrity of healthy mucous membranes, which acts as a barrier to infection. Related MCQs: Deficiency causes dry eyes (Xerophthalmia).

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