Question

Cardiac output is defined as

• A. heart rate times stroke volume
• B. Peripheral resistance times heart rate
• C. Blood pressure minus peripheral resistance
• D. Blood pressure times peripheral resistance

Answer 1

The correct option is A

heart rate times stroke volume

Stroke volume (SV) is the volume of blood pumped from the left ventricle per beat. Heart rate is 72 beats per minute. A normal adult has a cardiac output of 4.7 liters (5 quarts) of blood per minute.