What are the main harms caused by vitamin A deficiency? How does this vitamin act in the physiology of vision?

11 months ago
Biology

Deficiency of vitamin A (retinol) may cause night blindness, corneal dryness (xerophthalmia) and predisposition to skin injuries.

In the physiology of vision, vitamin A participates in the formation of rhodopsin, a pigment responsible for the visual perception in less illuminated places.

Nutrition Vitamins - Image Diversity: vitamin A deficiency

 

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Dipti KC
May 24, 2023
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