Assertion: eustachian tube | /r/HasProperty | either of the paired tubes
Facets:
Source sentences:
text: auditory tube; Eustachian tube (either of the paired tubes connecting the middle ears to the nasopharynx; equalizes air pressure on the two sides of the eardrum)
text: Eustachian tube, auditory tube either of the paired tubes connecting the middle ears to the nasopharynx; equalizes air pressure on the two sides of the eardrum