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When you assess your cardiorespiratory endurance, you’re actually measuring how efficiently your system is using A. glucose. B. oxygen. C. blood. D. muscle.
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2 votes
When you assess your cardiorespiratory endurance, you’re actually measuring how efficiently your system is using A. glucose. B. oxygen. C. blood. D. muscle.

User Prasant Kumar
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2 Answers

3 votes
Endurance is how fast not how strong so the answer would be oxygen!
User Rapscallion
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5 votes
The correct answer is B! :)
User Mweathers
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7.2k points
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