round window

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Related to round windows: oval windows

window

 [win´do]
a circumscribed opening in a plane surface; called also fenestra.
aortic window a radiolucent region below the aortic arch, formed by the bifurcation of the trachea, visible in the left anterior oblique radiograph of the heart and great vessels.
window of cochlea (cochlear window) round window.
oval window an oval opening in the inner wall of the middle ear, which is closed by the stapes; called also vestibular window and fenestra vestibuli.
round window a round opening in the middle ear covered by the secondary tympanic membrane; called also cochlear window and fenestra cochleae.
vestibular window (window of vestibule) oval window.

round win·dow

[TA]
an opening on the medial wall of the middle ear leading into the cochlea, closed in life by the secondary tympanic membrane.

round window

Etymology: L, rotundus + ONorse, vindauga
a round opening in the medial wall of the middle ear leading into the cochlea and covered by a secondary tympanic membrane. Also called fenestra cochlea, fenestra rotunda.

fe·nes·tra co·chle·ae

(fĕ-nes'tră kōk'lē-ē) [TA]
An opening on the medial wall of the middle ear leading into the cochlea, closed in life by the secondary tympanic membrane.
Synonym(s): round window.

round window

The membranous, elastic opening in the outer wall of the inner ear that allows free movement of the fluid within the COCHLEA of the inner ear when sound vibrations are conveyed to it by the AUDITORY OSSICLES.

round window

see FENESTRA OVALIS AND ROTUNDA.

round win·dow

(rownd win'dō) [TA]
Opening on medial wall of middle ear leading into cochlea, closed in life by the secondary tympanic membrane.
Synonym(s): fenestra of the cochlea.

window

a circumscribed opening in a plane surface.

cochlear window, fenestra cochleae
an aperture between the tympanic cavity of the middle ear and the cochlea of the internal ear; covered by the secondary tympanic membrane. Called also round window.
oval window
an oval opening in the inner wall of the middle ear, which is closed by the stapes; called also fenestra vestibuli.
round window
see cochlear window (above).
References in periodicals archive ?
Some studies investigated the rate of absorption of the drugs into the inner ear through oval and round windows.
The most common scenario is communication with the middle ear secondary to rupture of the oval or round window.
In the middle of the store, there is a unique home theater section which is fashioned after the front of a Circa 1920 New York City theater complete with marquee, movie theater doors with the old-style round windows, movie theater lobby with a popcorn machine, and movie preview posters.
Bus with robust suspension, all round windows and cargo area provided in two variants (Mini and
It was hard to recognise any of it, except some tiled walls and some of the round windows - and the floor we walked on as we entered, made of intricate blocks of polished wood.
Trim round windows and doors allowing room for new growth.
General draught round windows and behind radiators.
Although the blue wedge has a flat front broken only by the Travelodge logo, it is studded at the back by a series of portholelike round windows, one for each of the hotel rooms.
Small, round windows provide views in every direction.
Posterior perforations across from the round window may cause significant hearing loss secondary to the "cancellation effect" that occurs when sound reaches the oval and round windows simultaneously.
Whittle Hall already has stunning features including turrets, chimneys, parapet walls, round windows and Juliet balconies.
Whittle Hall has already built a strong reputation for its stunning features including turrets, chimneys, parapet walls, round windows and Juliet balconies.