A student is accustomed to running three miles at a leisurely jogging pace. In a fitness class, she has to run a mile as fast as she can. Afterward, she is winded and her chest and leg muscles are fatigued. What has she experienced in terms of energy metabolism?

Human Biology (MindTap Course List)
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ISBN:9781305112100
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Chapter6: The Muscular System
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  1. A student is accustomed to running three miles at a leisurely jogging pace. In a fitness class, she has to run a mile as fast as she can. Afterward, she is winded and her chest and leg muscles are fatigued. What has she experienced in terms of energy metabolism?

HINT Think of the increase in the muscle cells' demand for oxygen.

 

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