Term: gut anatomical surface
Name: gut
Synonyms: alimentary canal, enteric tract, gut tube
Definition: The alimentary or digestive tract, and associated organs.
Ontology: Anatomy Ontology [ZFA:0000112]

Name: anatomical surface
Synonyms: surface
Definition: A 2D surface of an anatomical continuant.
Ontology: Spatial Ontology [BSPO:0000005]