A stroke volume in the heart of 70 mL/cycle, with a pulse of 72 cycles per minute, results in a cardiac output of
A) 5 L/minute.
B) 504 mL/minute.
C) 0.5 L/minute.
D) 50 L/minute.
E) 500 L/minute.

Question

Quizplus · Accepted Answer

Cardiac output (CO) = stroke volume (SV) x heart rate (HR)
CO = 70 mL/cycle x 72 cycles/minute
CO = 5040 mL/minute = 5 L/minute. Therefore, the correct answer is A) 5 L/minute.

A Stroke Volume in the Heart of 70 ML/cycle, with a Pulse