Multiple Choice
Indicate the effects of sympathetic and parasympathetic stimulation on the heart using the following answer code:
-increases the contractility of the atrial and ventricular muscle
A) an effect caused by sympathetic stimulation
B) an effect caused by parasympathetic stimulation
C) not brought about by either sympathetic or parasympathetic stimulation
Correct Answer:

Verified
Correct Answer:
Verified
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