What occurs during the time between the first heart sound and the second heart sound?
A) Ventricular systole
B) Ventricular diastole
C) Ventricular filling
D) Atrial systole
E) The P wave of the ECG

Question

Quizplus · Accepted Answer

The period between the first heart sound (S1) and the second heart sound (S2) corresponds to ventricular systole. This is when the ventricles contract to pump blood out of the heart into the aorta and pulmonary artery.

What Occurs During the Time Between the First Heart Sound