What effect does the parasympathetic nervous system have on heart rate and blood pressure?

A. Decreases heart rate and blood pressure
B. No effect on heart rate and blood pressure
C. At first decreases, then increases heart rate and blood pressure
D. Increases heart rate and blood pressure



Answer :

Final answer:

The parasympathetic nervous system decreases heart rate and blood pressure.


Explanation:

The parasympathetic nervous system has the effect of decreasing both heart rate and blood pressure. This system works in opposition to the sympathetic nervous system, which typically increases heart rate and blood pressure.


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