What Is the Preferred Unit of Expression of Vitamin A

question 156

Multiple Choice

What is the preferred unit of expression of vitamin A?

• A) milligram
• B) global unit
• C) international unit
• D) retinol activity equivalent

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Definitions:

Steroid Hormone

A type of hormone derived from cholesterol that plays a role in regulating metabolism, immune function, and development of sexual characteristics.

Calcium Blood Levels

The concentration of calcium in the bloodstream, important for various physiological processes including bone formation, muscle function, and nerve transmission.

Parathyroid Hormone

A hormone produced by the parathyroid glands that regulates calcium levels in the blood and bone metabolism.

Anabolic Steroids

Synthetic substances similar to the male sex hormone testosterone, used to increase muscle mass and strength.