An old woman joined a kilometer dash sprints and felt very exhausted afterwards.how did the old woman`s activity affects her heart rate?

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Biology

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An old woman joined a kilometer dash sprints and felt very exhausted afterwards.how did the old woman`s activity affects her heart rate?

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Empressmillerviz Empressmillerviz · Answer 1

Empressmillerviz Empressmillerviz

After running, the woman’s heart rate increased to supply more oxygen through the blood to the muscles, since they need more oxygen when they are moving

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Joseph127viz Joseph127viz · Answer 2

Joseph127viz Joseph127viz

her heart beated harder and faster because her strenuous activity caused her body to "need" more oxygen

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