UniceAKoribena UniceAKoribena

05-02-2017
Biology

Answered

When muscle cells need more glucose, heart rate increases to pump blood faster?

Verified Answer :

yashddsy26 yashddsy26

05-02-2017

ya it's true , when we work harder , we need more glucose and O2 and thus our heart works faster and pump more and more blood , so that we get enough of them !

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