Assertion: pacemaker | /r/Synonym | the sa node
Facets:
Source sentences:
text: The sinoatrial node (also known as the SA node or the sinus node) is a group of cells located in the wall of the right atrium of the heart.
text: The pacemaker is known as the SA node (sinotrial) and it generates action potentials to the AV node and then to the bundle of his down to the purkinje fibers.
text: The normal rhythmical heart beat, called sinus rhythm, is established by the heart's own pacemaker, the sinoatrial node (also known as the sinus node or the SA node.