Which statement concerning vitamin D is INCORRECT? A) It can be synthesized by the skin on exposure to sunlight. B) It must be modified by biochemical alterations within the liver and kidneys before it is biologically active. C) It enhances the effect of calcitonin on bone. D) It increases Ca²⁺ absorption in the intestine.

Question

Quizplus · Accepted Answer

Vitamin D does not enhance the effect of calcitonin on bone; instead, it works to increase calcium levels in the blood, while calcitonin lowers blood calcium levels.

Which Statement Concerning Vitamin D Is INCORRECT