fenestra

1. A small opening covered with membrane (especially one in the bone between the middle and inner ear) (synset 105332926)
   referred to in: otology - the branch of medicine concerned with the ear
   is a type of: opening, orifice, porta - an aperture or hole that opens into a bodily cavity
   subtypes:

   • fenestra of the vestibule, fenestra ovalis, fenestra vestibuli, oval window - fenestra that has the base of the stapes attached to it
   • fenestra cochleae, fenestra of the cochlea, fenestra rotunda, round window - fenestra leading into the cochlea
   is a part of: ear - the sense organ for hearing and equilibrium

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