Term Name:	sinoatrial node development
Synonyms:	SA node development, SAN development, sinus node development
Definition:	The process whose specific outcome is the progression of the sinoatrial (SA) node over time, from its formation to the mature structure. The SA node is part of the cardiac conduction system that controls the timing of heart muscle contraction. It relays electrical signals to the AV node.
Ontology:	GO: Biological Process [GO:0003163]    QuickGO    AmiGO