Science, asked by apkavi703, 2 months ago

state the reasons for the changes in breathing rate?

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Answered by juanjuel27

Answer:

Your blood picks up oxygen as it travels through your lungs and delivers it to the muscles you're using. As your level of activity increases, your breathing rate increases to bring more air (oxygen) into your lungs so that your lungs can pump more oxygen into your blood and out to your muscles.

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