Assertion: esophagus | /r/HasProperty | lined with columnar epithelium
Facets:
value: often
type: TEMPORAL
value: in fish
type: OTHER
Source sentences:
text: In fish, the esophagus is often lined with columnar epithelium, and in amphibians, sharks and rays, the esophageal epithelium is ciliated, helping to wash food along, in addition to the action of muscular peristalsis.