Question

What, generally, is the relationship between the activity of the sympathetic and the parasympathetic nervous systems?
a. The sympathetic controls internal organs while the parasympathetic controls peripheral organs.
b. The sympathetic usually has specific, localized effects, while the parasympathetic has broad effects.
c. They usually have opposite effects on the same organ.
d. The sympathetic is involved in voluntary behavior, while the parasympathetic is involved in involuntary behavior.

Answer

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