An animal has a cardiac output of 40 mL/min and a stroke volume of 5 mL.What is its heart rate?
A)8 beats/minute
B)200 beats/minute
C)12.5 beats/minute
D)Heart rate cannot be determined with only these two variables.

Question

Quizplus · Accepted Answer

Heart rate can be calculated using the formula: Cardiac Output = Stroke Volume x Heart Rate. Rearranging gives Heart Rate = Cardiac Output / Stroke Volume. Substituting the given values: Heart Rate = 40 mL/min / 5 mL = 8 beats/minute.

An Animal Has a Cardiac Output of 40 ML/min and a Stroke