Term: heart tube postero-ventral region
Name: heart tube
Synonyms:
Definition: Cavitated compound organ that will become the adult heart following looping morphogenesis and valve formation.
Ontology: Anatomy Ontology [ZFA:0000360]

Name: postero-ventral region
Synonyms: posteroventral region
Definition: Anatomical region that overlaps the posterior and ventral regions of a body or body part.
Ontology: Spatial Ontology [BSPO:0000035]