HMS, BM EQ-Bank 358 MC

A student's ventilation rate increases during a 5km run. This occurs to:

Increase oxygen intake and carbon dioxide removal
Reduce oxygen delivery to the muscles
Increase carbon dioxide in the bloodstream
Decrease cardiac output

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Consider Option A: Increase oxygen intake and carbon dioxide removal

Ventilation rate increases during aerobic exercise to increase oxygen intake and remove the additional carbon dioxide produced.

Other Options:

B is incorrect: Exercise increases (not reduces) oxygen delivery to muscles.
C is incorrect: Exercise aims to decrease (not increase) carbon dioxide in bloodstream.
D is incorrect: Ventilation rate increases are associated with increased (not decreased) cardiac output.