Define oxygen debt (excess postexercise oxygen consumption)
A) Oxygen debt is the decrease in oxygen during active aerobic respiration.
B) Oxygen debt is the accumulation of oxygen in tissues during anaerobic respiration.
C) Oxygen debt is the sum total of oxygen molecules used during cellular metabolism.
D) Oxygen debt is the amount of oxygen intake required to produce the ATP needed to restore the body after strenuous activity.
E) Oxygen debt is the amount of oxygen that must be returned to the lungs following strenuous exercise.
Answer: D
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