Biology, asked by 20182019, 1 year ago

what happens to the heart when muscles work harder

Answers

Answered by arysn2003

the heart is not easily able to contract and expand

arysn2003: please please please mark it as brainly

arysn2003: please please please

Answered by siddu71

When muscle works harder, our heartbeat increases as the muscle are to be supplied with blood so that we can continue our work. Thus, our heartbeats faster to meet the demand of themuscles

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