Assertion (A): Sympathetic nervous system prepares the body for violent action against abnormal conditions. Reason (R): Sympathetic nervous system accelerates heartbeat. Which of the following is correct?

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KollegeApply · Accepted Answer

Both A and R are True. Explanation: Catecholamine hormones (epinephrine and nor-epinephrine) released by sympathetic nerve systems raise heart rate. Our body so gets ready for fight or flight and becomes hyperactive or violent under uncommon circumstances.

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