Biology, asked by priyank1317, 1 year ago

When you run your breathing becomes faster you need more oxygen but why does your heart rate of heartbeat also increase?

Answers

Answered by PiyushSinghRajput1

During exercise, your lungs and respiratory system must provide more oxygen to theblood. You will breathe harder and fasterbecause: Respiratory muscles arestimulated by sympathetic nerves in order to increase the rate of breathing.

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