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When someone exercises vigorously, their breathing is described as demonstrating:

A. hyperpnea, involving deeper but not faster breathing.
B. hyperventilation, involving both deeper and faster breathing.
C. bradypnea, involving deeper and slower breathing.
D. hypopnea, involving shallower but faster breathing.

User Ksu
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1 Answer

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a. hyperpnea - required so the body can meet the metabolic demand of tissues
User WebArtisan
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