Iodine is an example of a(n)

A. vitamin.
B. mineral.
C. nitrogenous base.
D. essential amino acid.


Answer: B

Anatomy & Physiology

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Normally, the partial pressure of oxygen gas is higher in the ________.

A. bronchioles B. blood of the pulmonary capillaries C. alveoli D. venous blood

Anatomy & Physiology

Which type of vessels have thick walls and are capable of greater degrees of vasoconstriction and vasodilation to control blood flow? (They are also called "distributing arteries.")

A) elastic arteries B) muscular arteries C) arterioles D) capillaries

Anatomy & Physiology

____________________ is the bending of light rays as they pass from one medium to another

Fill in the blank(s) with correct word

Anatomy & Physiology

There are two brachiocephalic veins and ________ brachiocephalic artery (or arteries)

A) no B) 1 C) 2

Anatomy & Physiology