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Health, 19.12.2019 22:31 electronia
Sexercise levels increase, which of the following physiological changes occurs in the respiratory system?
a. the respiratory muscles shrink.
b. the lungs expand in size.
c. the trachea widens.
d. the airways narrow.
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Answers: 3
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Sexercise levels increase, which of the following physiological changes occurs in the respiratory sy...
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