The increase in ventricular volume early in diastole reflects the
A) increased stiffness of the heart.
B) contraction of the atria moving blood into the ventricle.
C) relaxation of the ventricle.
D) passive movement of blood through the atrium and into the ventricle.
E) back -flow of blood from the aorta.

Question

Quizplus · Accepted Answer

The increase in ventricular volume early in diastole is primarily due to the passive movement of blood from the atria into the ventricles, as the ventricles relax and fill with blood.

The Increase in Ventricular Volume Early in Diastole Reflects the