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Vitamin D Synthesis and Activation

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Questions and Answers

Which form of Vitamin D is biologically inert and needs to undergo hydroxylations to become active?

Vitamin D3

Vitamin D obtained from food (correct)

Vitamin D obtained from sun exposure

Vitamin D obtained from supplements

What is the biologically active form of Vitamin D3 known as?

Vitamin D receptor

Calcitriol (correct)

Calcidiol

Vitamin D3

Which form of Vitamin D is usually measured in the serum?

Vitamin D receptor

Calcitriol

Vitamin D3

Calcidiol (correct)

What is the role of 1,25(OH)2D3 in the body?

<p>Regulates calcium homeostasis, cellular differentiation, and immune function</p> Signup and view all the answers

What triggers the activation of downstream vitamin D-responsive genes?

<p>Calcitriol</p> Signup and view all the answers

Vitamin D Synthesis and Activation

Choose a study mode

Podcast

Questions and Answers

Which form of Vitamin D is biologically inert and needs to undergo hydroxylations to become active?

What is the biologically active form of Vitamin D3 known as?

Which form of Vitamin D is usually measured in the serum?

What is the role of 1,25(OH)2D3 in the body?

What triggers the activation of downstream vitamin D-responsive genes?

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