New York State Chemistry RegentsNew York State Earth Science Regents

 
Living Environment Regents June 2008 Question 70 PDF Print E-mail
Thursday, 23 April 2009 10:28

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If you are going to be exercising for more than a couple of minutes, your body needs to get oxygen to the muscles or the muscles will stop working. Just how much oxygen your muscles will use depends on two processes: getting blood to the muscles and extracting oxygen from the blood into the muscle tissue. Your working muscles can take oxygen out of the blood three times as well as your resting muscles.

Correct Answer: Option 1

 

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