Term Name:	heart looping
Synonyms:	cardiac looping
Definition:	The tube morphogenesis process in which the primitive heart tube loops asymmetrically. This looping brings the primitive heart chambers into alignment preceding their future integration. Heart looping begins with dextral-looping and ends when the main regional divisions of the mature heart and primordium of the great arterial trunks become established preceeding septation.
Ontology:	GO: Biological Process [GO:0001947]   QuickGO   AmiGO