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Sunday, July 28, 2013 hamzakhan, Community Member, asks

Q: how epinephrine increases heart rate?

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Answers (1)
8/ 1/13 4:29pm

Hi Hamzakhan,


Epinephrine is a hormone that regulates heart rate and is particularly critical during the "flight or fight" response. It works by causes the contraction or relaxation of muscle.


All the best,

Lisa Nelson RD

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By hamzakhan, Community Member— Last Modified: 11/15/13, First Published: 07/28/13