Assertion: esophagus's sphincter | /r/CapableOf | prevent air
Facets:
value: from entering into the gastrointestinal tract
type: TRANSITIVE-OBJECT
value: from entering the esophagus
type: TRANSITIVE-OBJECT
Source sentences:
text: Caricopharyngeal sphincter (Upper esophageal sphincter): Prevents air from entering the esophagus during inspiration
text: The upper esophageal sphincter (UES) is comprised of several striated muscles, creating a tonically closed valve and preventing air from entering into the gastrointestinal tract.