Term Name:	embryonic heart tube anterior/posterior pattern specification
Synonyms:
Definition:	The establishment, maintenance and elaboration of cell differentiation that results in the anterior/posterior subdivision of the embryonic heart tube. In Drosophila this results in subdivision of the dorsal vessel into to the posterior heart proper and the anterior aorta.
Ontology:	GO: Biological Process [GO:0035054]    QuickGO    AmiGO