Vitamin A deficiency may take years to become noticeable because

A) most vitamin A leaves the body in urine.
B) the liver stores it.
C) it is difficult to eat too many carrots.
D) the brain stores it.


B

Anatomy & Physiology

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The neck and abdominal muscles are involved in a

A) quiet exhalation B) forceful exhalation C) quiet inspiration D) None of the answers are correct.

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The ________ is the vessel from which venous blood samples are typically collected.

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