round window


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round window

[′rau̇nd ′win·dō]
(anatomy)
A membrane-covered opening between the middle and inner ears in amphibians and mammals through which energy is dissipated after traveling in the membranous labyrinth.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

Catherine-wheel window

A round window with radial mullions. A rose window, wheel window.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
Analysis of gentamicin kinetics in fluids of the inner ear with round window administration.
Therefore, in this study, we used a mouse model in which ouabain was applied unilaterally to the cochlear round window, which induced the apoptosis of type I SGNs but left the type II SGNs intact in the ouabain-treated ear.
O'Leary, "Marker entry into vestibular perilymph via the stapes following applications to the round window niche of guinea pigs," Hearing Research, vol.
The air-filled middle ear and fluid-filled inner ear are connected by two membrane-covered openings--the oval and round windows. The central auditory pathway consists of a complex network of neurons and nuclei that connect the cochlea to the auditory cortex.
[sup][8] suggested that the line connecting the CT nerve with the round window passed through the posterior wall of the external auditory canal in 92.3% of individuals, and this characteristic could be useful for preventing CT nerve injury during surgery.
The round window was a circular opening with a diameter of 1.5 mm and impressed slightly greater in comparison with other studies (1.23 mm) [11] (Figure 2).
Although we planned to implant all subjects via their round window, we could not visualize subject 2's round window and had to implant via cochleostomy.
As a result, (85%) of patients were suffering from incus-stapes damages and tympanic sinus, oval window, facial recess and round window involvement.
5 Gardiner Park, located across the street from the home, is a beautiful view from an unusual original round window. The house, built by Phil Gardiner, one of the founders of Laurel, was originally located a block and a half away on Fifth Avenue.
13 In which sensory organ would you find the oval window and the round window?
Pointing up to the gallery's moon-like round window, it does not magnify the stars, only a smattering of glass beads sprinkled across the lens.
And there's Uncle Alex laughing his cockerel off its perch!" "And through the round window it's...another rare bird, Robinho!