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Opened: Sunday, 9 December 2012, 11:20 PM
Due: Thursday, 13 December 2012, 12:00 PM

Ahmad is a 25 years young male. He decided to start palying sport to loose some weight. After his first exercise for an hour, he was breathing heavily and sweating profusely, and he complained that his legs ached and felt weak. On the basis of what you have learned about muscle energy metabolism, respond to the following questions:

a. Why is Ahmad breathing heavily (i.e deep and fast breathing)?

b. Describe the ATP pathways thet have been used by his muscles during the exercise? NOTE: write the pathways in order.

c. What metabolic product(s) might account for his sore muscles and his feeling of muscle weekness?

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