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Function of sympathetic nervous system i...

Function of sympathetic nervous system is to

A

Decrease heart beat

B

Increase heart beat

C

Contract respiratory organ

D

Secrete saliva

Text Solution

Verified by Experts

The correct Answer is:
B
When the blood `Co_2` level rise it stimulate sympathetic nervous system for the release of neurotransmitter i.e. epinephrine and nor – epinephrine that stimulate SA node and thus increase heart rate.
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