At sea level, if oxygen is consumed by the body cells at a rate of 300 mL per minute, then how much oxygen diffuses from the alveoli into the blood in the pulmonary capillaries?
A) 300 mL per minute
B) more than 300 mL per minute
C) less than 300 mL per minute
D) It depends on where the oxygen is being utilized.
E) It depends on whether or not carbon dioxide is being produced at the same rate.
Answer: A) 300 mL per minute
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