Mass activation is an important ability of the sympathetic nervous system because ________.
A. it allows the parasympathetic nervous system to decrease activity during the "fight-or-fight" response.
B. it allows for simultaneous increases and decreases in the activity of postganglionic sympathetic axons to maintain homeostasis.
C. it allows coordination of the entire sympathetic division during "fight-or-flight" response.
D. All of the choices are correct.
Answer: C
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