A nurse is explaining to a client the physiology of the heart with reference to the cardiac valves. Which statement by the client demonstrates the correct understanding of the function of the cardiac valves?
A) "They contract with sufficient force to pump blood."
B) "They act as receiving centers for blood."
C) "They divide the heart into right and left sides."
D) "They keep blood to flow in one direction only."

Question

Quizplus · Accepted Answer

The cardiac valves, including the mitral, tricuspid, aortic, and pulmonary valves, function to ensure that blood flows in one direction through the heart, preventing backflow.

A Nurse Is Explaining to a Client the Physiology of the Heart