eustachian tube

Noun
  1. Either of the paired tubes connecting the middle ears to the nasopharynx;
    Equalizes air pressure on the two sides of the eardrum (synset 105332701)
    is a type of: salpinx - a tube in the uterus or the ear
    is a part of: middle ear, tympanic cavity, tympanum - the main cavity of the ear; between the eardrum and the inner ear
    same as: auditory tube

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