A patient has a heart rate of 78 beats per minute.The node most likely to be producing this heart rate is the:

Question

Quizplus · Accepted Answer

The sinoatrial (SA) node is known as the natural pacemaker of the heart and is responsible for initiating the electrical impulses that determine heart rate. A normal resting heart rate ranges from 60 to 100 beats per minute, so a heart rate of 78 beats per minute is most likely being produced by the SA node.

A Patient Has a Heart Rate of 78 Beats Per