Calcitriol, an Active Form of Vitamin D Is a Hormone

question 89

Multiple Choice

Calcitriol, an active form of vitamin D is a hormone that

• A) is necessary for collagen formation in the bones
• B) increases absorption of calcium in the gastrointestinal tract
• C) reduces osteoblast activity
• D) increases calcium loss in urine

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Definitions:

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Garments made from cotton fabric, typically characterized by short sleeves and a round neckline.

Tobacco

A product prepared from the leaves of the tobacco plant by curing them, commonly used for smoking, chewing, or snuff.

Marijuana

A psychoactive drug from the Cannabis plant used for medical or recreational purposes.

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