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If a researcher wanted to find someone's rate of respiration what would they measure? A. heart rate B. lung capacity C. body temperature D. oxygen consumption
D. oxygen consumption
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User: If a researcher wanted to find someone's rate of respiration what would they measure? A. heart rate B. lung capacity C. body temperature D. oxygen consumption

Weegy: D. oxygen consumption
cyssuss|Points 2306|

User: The tiny hollow air sacs where oxygen exchange occurs are A. lymph nodes. B. capillaries. C. alveoli. D. bronchioles.

Weegy: D. oxygen consumption
Expert answered|sjvg1976|Points 49|

User: The respiratory system depends on the nervous system for signals to A. coordinate the muscles that control breathing. B. exchange gases with the circulatory system. C. enhance the amount of available oxygen in the lungs. D. release enzymes to increase the exchange of gases.

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Asked 6/28/2011 11:57:28 PM
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