The volume of blood ejected with each contraction is referred to as the:

Question

Quizplus · Accepted Answer

The volume of blood ejected with each contraction is known as the stroke volume. Choice A is incorrect because the cardiac cycle includes both systole and diastole (the relaxation phase). Choice B is incorrect because cardiac output is the total volume of blood ejected from the heart per minute, which is calculated as the stroke volume multiplied by the heart rate. Choice D is incorrect because systole refers specifically to the contraction phase of the cardiac cycle, but does not specify the volume of blood ejected.

The Volume of Blood Ejected with Each Contraction Is Referred