Term: pancreas primordium ventral side
Name: pancreas primordium
Synonyms: pancreatic anlage
Definition: Embryonic structure that develops into the pancreatic bud.
Ontology: Anatomy Ontology [ZFA:0000254]

Name: ventral side
Synonyms: ventral
Definition: An anatomical region that is the entire part of an anatomical structure ventral to a horizontal plane and bounded on one side by the same horizontal plane.
Ontology: Spatial Ontology [BSPO:0000068]