During ventricular systole, the ventricles contract while the:
A) foramen ovale opens.
B) tricuspid and mitral valves open.
C) pulmonic and aortic semilunar valves close.
D) tricuspid and mitral valves close.

Question

Quizplus · Accepted Answer

During ventricular systole, the ventricles contract to pump blood out of the heart. This causes the tricuspid (right atrioventricular) and mitral (left atrioventricular) valves to close to prevent backflow of blood into the atria.

During Ventricular Systole, the Ventricles Contract While The