What is the primary function of Vitamin D?

Question

BlackTom AI · Accepted Answer

When considering the primary function of Vitamin D, it helps to recall its key role in mineral metabolism and bone health.
Option A: 'Promoting absorption of iron in the body.' While iron absorption is important for hematologic function, Vitamin D is not primarily involved in increasing iron absorption; this makes A incorrect.
Option B: 'Suppressing the immune system response.' Vitamin D actually contributes to immune modulation and support rather than simply suppressing immune responses; its primary function is not immune suppression, so B is not accurate as a description of its main role.
Option C: 'Increasing blood sugar levels.' Vitamin D has no direct primary role in increasing blood glucose; this statement misstates its metabolic function, rendering C incorrect.
Option D: 'Promoting absorption of calcium and phosphorus.' This aligns with well-established physiology: Vitamin D enhances intestinal absorption of calcium and phosphate (phosphorus) to support bone mineralization and overall skeletal health, making D the correct description of its primary function.

What is the primary function of Vitamin D?单项选择题

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Question at position 18 The calcitriol-vitamin D receptor complex travels to the nucleus of intestinal cells where it promotes calcium absorption by increasing the synthesis of which of the following proteins?CholecalciferolCalcitoninErgocalciferolCalbindin

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Comprehension-Level Multiple-Choice Items A person’s absorption of calcium varies based on:

For which of the following functions is Vitamin D is important?

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What is the primary function of Vitamin D?单项选择题

类似问题

Calcium absorption is likely to be highest in

10. Which of the following decreases calcium absorption in the small intestine?

18. Calcitriol increases blood calcium levels by _____________.

Calcium absorption is likely to be highest in

Question at position 18 The calcitriol-vitamin D receptor complex travels to the nucleus of intestinal cells where it promotes calcium absorption by increasing the synthesis of which of the following proteins?CholecalciferolCalcitoninErgocalciferolCalbindin

Vitamin D is used to enhance absorption of

​Comprehension-Level Multiple-Choice Items A person’s absorption of calcium varies based on:​

For which of the following functions is Vitamin D is important?

更多留学生实用工具

希望你的学习变得更简单

Comprehension-Level Multiple-Choice Items A person’s absorption of calcium varies based on: