The pacemaker of the heart, which sets the rhythm of the heartbeat, is located in the
The pacemaker of the heart, which sets the rhythm of the heartbeat, is located in the
Right atrium
Left atrium
Left ventricle
Right ventricle
The correct option is: Right atrium
The sinoatrial (SA) node is the natural pacemaker of the heart, located in the right atrium, and it controls the heart's rhythm by initiating electrical impulses.