Assertion: endotracheal tube's cuff | /r/HasProperty | expanded in the trachea
Facets:
value: to provide a seal
type: PURPOSE
Source sentences:
text: As is well known, endotracheal tubes are inserted through the oral or nasal passage and into the trachea, and are generally provided with an expansible cuff or balloon which is expanded in the trachea to provide a seal between the trachea walls and the tube.