The background rate of sympathetic and parasympathetic activity is called ________

A) visceral motor activity
B) autonomic reflex arc activity
C) "fight-or-flight" activity
D) autonomic tone
E) visceral tone


D

Anatomy & Physiology

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The break of a bone that has been weakened by disease is a ________fracture; when a broken end of the bone pierces the skin, the fracture is ________.

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