The small increase in ventricular pressure observed late in diastole is caused by
A)ventricular contraction.
B)blood moving into the atria from vena cava.
C)atrial contraction.
D)ventricular relaxation.
E)atrial relaxation.

Question

Quizplus · Accepted Answer

The small increase in ventricular pressure late in diastole is due to atrial contraction, which pushes additional blood into the ventricles, causing a slight rise in pressure.

The Small Increase in Ventricular Pressure Observed Late in Diastole