MeSH definition : Fenestra of the cochlea, an opening in the basal wall between the MIDDLE EAR and the
INNER EAR, leading to the cochlea. It is closed by a secondary tympanic membrane.;
Fenestra of the cochlea, an opening in the basal wall between the MIDDLE EAR and the
INNER EAR, leading to the cochlea. It is closed by a secondary tympanic membrane.