Indicate the effects of sympathetic and parasympathetic stimulation on the heart using the following answer code:
-increases cardiac output
A)an effect caused by sympathetic stimulation
B)an effect caused by parasympathetic stimulation
C)not brought about by either sympathetic or parasympathetic stimulation

Question

Quizplus · Accepted Answer

Sympathetic stimulation increases cardiac output by increasing heart rate and contractility.

Answer: B 
 Parasympathetic stimulation decreases cardiac output by decreasing heart rate and contractility.

Indicate the Effects of Sympathetic and Parasympathetic Stimulation on the Heart