Term: esophagus muscle
Name: esophagus
Synonyms: oesophagus
Definition: Esophagus part of the gut that develops from endodermal precursors at the rostral end of the digestive tract. The esophagus develops independently from the intestine.
Ontology: Anatomy Ontology [ZFA:0000204]

Name: muscle
Synonyms: muscles
Definition: Portion of tissue composed of contractile fibers.
Ontology: Anatomy Ontology [ZFA:0005145]