A Client Asks the Nurse to Explain How a Normal

A client asks the nurse to explain how a normal heart works.Which statement by the nurse should be included in client teaching?

A) "The electrical impulse causes the ventricles to contract,and then the atria contract."
B) "A normal resting heart rate is 50 beats per minute."
C) "For the heart to function properly,the atria must contract simultaneously,sending their blood into the ventricles."
D) "The heart generates electrical impulses that start in the atrioventricular node."