Biology & Life Sciences
Intermediate

Cardiac Output

Blood pumped by the heart per minute.

Formula

CO=HR×SVCO = HR \times SV

Variables

HRHeart rate
SVStroke volume

Example

70 × 70 = 4900 mL/min

Did You Know?

Your heart pumps about 5 litres a minute at rest, enough to empty a bathtub in under an hour.

physiologyheartcirculation