Term Name:	secondary heart field specification
Synonyms:	anterior heart field specification, second heart field specification, SHF specification
Definition:	The process that results in the delineation of a specific region of the lateral mesoderm into the area which will form the majority of the mesodermal component of the right ventricle, arterial pole (outflow tract) and venous pole (inflow tract).
Ontology:	GO: Biological Process [GO:0003139]    QuickGO    AmiGO