When ventricles are full of blood, the ____ valves are closed.
A) atrioventricular
B) aortic
C) pulmonary
D) aortic and pulmonary
E) atrioventricular and aortic

Question

When ventricles are full of blood, the ____ valves are closed.​
A) atrioventricular​
B) ​aortic
C) ​pulmonary
D) ​aortic and pulmonary
E) ​atrioventricular and aortic

Quizplus · Accepted Answer

When the ventricles are full of blood, the atrioventricular valves (tricuspid and mitral valves) are closed to prevent backflow into the atria during ventricular contraction.

When Ventricles Are Full of Blood, the ____ Valves Are