Definition: The process in which the cardiac atrium is generated and organized. A cardiac atrium receives blood from a vein and pumps it to a cardiac ventricle.

Parent Classes	GO:0003206 - cardiac chamber morphogenesis
Part Of	GO:0003230 - cardiac atrium development
Child Classes	GO:0003213 - cardiac right atrium morphogenesis (2)
Parts	GO:0055009 - atrial cardiac muscle tissue morphogenesis (6) GO:0003210 - cardiac atrium formation (2) GO:0060413 - atrial septum morphogenesis (16)
Term Members	Protein HEG homolog 1 (HEG1) Delta-like protein 4 (DLL4) Son of sevenless homolog 1 (SOS1) Neurogenic locus notch homolog protein 1 (NOTCH1) Endoglin (ENG) Short stature homeobox protein 2 (SHOX2)

Unification Links
GO	0003209

Ontology Diagram

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