Which of the following calculations determines cardiac output?
a. heart rate times stroke volume
b. systolic blood pressure minus the apical heart rate
c. heart rate at exercise minus heart rate at rest
d. apical heart rate minus rate of pedal pulse
A
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A Correct. Cardiac output is calculated by multiplying the heart rate by the stroke volume (CO=HR X SV)
B Incorrect. Cardiac output is not calculated by subtracting the apical heart rate from the systolic blood pressure.
C Incorrect. Cardiac output is not calculated by subtracting the heart rate at rest from the heart rate at exercise.
D Incorrect. Cardiac output is not calculated by subtracting the pedal pulse from the apical heart rate.
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