The motor root of a spinal nerve is also referred to as the

A. afferent root.
B. dorsal root.
C. posterior root.
D. ventral root.
E. sensory root.


D

Anatomy & Physiology

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Which system has more divergence of preganglionic axons?

A.   Parasympathetic division B.   Sympathetic division

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How many pulmonary arteries empty into the right atrium of the heart?

A. 0 B. 1 C. 2 D. 4 E. 8

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Vasoconstriction of the blood vessels to the skin

a. is coordinated by the sympathetic nervous system. b. lowers heat exchange with the environment. c. occurs when core body temperature is elevated. d. both (a) and (b) above e. all of these answers.

Anatomy & Physiology

During heavy exercise, the ATP requirements of active muscle are likely to be met by metabolism of

A) fatty acids. B) nucleotides. C) protein. D) carbohydrates.

Anatomy & Physiology