Cardiac Output I: Definitions

Concept: Cardiac Output

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Problem: Endurance training (e.g. running, swimming) causes an increase in left ventricular volume, which causes an increase in stroke volume and allows a decrease in heart rate. A 24-year-old runner has a resting heart rate of 50 beats/minute and maintains a normal cardiac output of 5 liters/minute. Which of the following is her stroke volume?

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