NEET UG BIOLOGY MCQ: BODY FLUIDS AND CIRCULATION

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If the heartbeat of a person is about 75 beats per minute, and stroke volume is 70 mL per
minute, then the cardiac output will be

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Correct option: B

5250 mL

Option B (5250 mL) is correct because cardiac output is calculated by multiplying heart rate by stroke volume: 75 beats/min * 70 mL/beat = 5250 mL/min.

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