Assertion: atrium's node | /r/HasProperty | the pacemaker of the heart
Facets:
Source sentences:
text: The right atrium also contains the sinoatrial (SA) node, the pacemaker of the heart.
text: Right atrium has two important nodes as the sinoatrial (SA) node (the pacemaker of the heart that generates cardiac impulses) and atrioventricular (AV) node, which passes the impulses to the ventricles.