Your Client Has Just Been Diagnosed with a Dysrhythmia

Your client has just been diagnosed with a dysrhythmia. The client asks you to explain normal sinus rhythm. What would you explain are the characteristics of normal sinus rhythm?

A) Heart rate between 60 and 150 beats per minute.
B) Impulse travels to the atrioventricular (AV) node in 0.15 to 0.5 seconds.
C) The ventricles depolarize in 0.5 seconds or less.
D) The sinoatrial (SA) node initiates the impulse.