The parasympathetic nervous system has little effect on ____ activity.
A)atrial
B)AV node
C)heart rate
D)SA node
E)ventricular

Question

Quizplus · Accepted Answer

The parasympathetic nervous system has little effect on ventricular activity. It primarily affects the SA (sinoatrial) node, AV (atrioventricular) node, and atrial activity, slowing down heart rate and reducing cardiac output. However, it does not have much influence on the ventricles themselves.

The Parasympathetic Nervous System Has Little Effect on ____ Activity