The purpose of the four valves of the heart is to ____.
A) control the rate of blood flow
B) ensure one-way blood flow
C) keep the blood in the correct chamber
D) maintain blood pressure
E) generate rhythmic contractions

Question

Quizplus · Accepted Answer

The four valves of the heart (the mitral valve, tricuspid valve, aortic valve, and pulmonary valve) ensure one-way blood flow through the heart, preventing backflow and keeping blood moving efficiently in the correct direction through the chambers and into the arteries.

The Purpose of the Four Valves of the Heart Is