When two atria contract simultaneously and result in the blood pumping into ventricles, this is called

Question

When two atria contract simultaneously and result in the blood pumping into ventricles, this is called (A) atrial diastole (B) atrial systole (C) ventricular diastole (D) ventricular systole

Tardigrade Admin · Accepted Answer

As the two atria contract simultaneously (Stimulated by SA node) blood is pumped into the ventricles. This is called atrial systole. Bicuspid and tricuspid valves are open during this phase.

Q. When two atria contract simultaneously and result in the blood pumping into ventricles, this is called

atrial diastole

atrial systole

ventricular diastole

ventricular systole

As the two atria contract simultaneously (Stimulated by SA node) blood is pumped into the ventricles. This is called atrial systole. Bicuspid and tricuspid valves are open during this phase.