organ of Corti


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organ of Cor·ti

 (kôr′tē)
n.
A specialized structure located on the inner surface of the basilar membrane of the cochlea containing hair cells that transmit sound vibrations to the nerve fibers.

[After Alfonso Corti (1822-1888), Italian anatomist.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

organ of Corti

(ˈkɔːtɪ)
n
(Anatomy) the sense organ of the cochlea by which sounds are converted into nerve impulses
[named after Alfonso Corti (died 1876), Italian anatomist]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

or′gan of Cor′ti

(ˈkɔr ti)

n.
a structure in the cochlea of the ear consisting of hair cells that serve as receptors for sound waves.
[1880–85; after Alfonso Corti (1822–76), Italian anatomist]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.organ of Corti - the hearing organ of the inner ear; contains receptors that respond to sound waves
hair cell - a sensory epithelial cell present in the organ of Corti
organ of hearing - the part of the ear that is responsible for sensations of sound
cochlea - the snail-shaped tube (in the inner ear coiled around the modiolus) where sound vibrations are converted into nerve impulses by the organ of Corti
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The researchers tested the performance of this dual-modality endoscopic tool in the organ for hearing (organ of Corti) from an extracted mouse cochlea.
Following staining, organ of corti (hydropic and vacuolar degeneration), spiral ganglion (cytoplasmic and nuclear condensation, nucleus and neuron loss), and stria vascularis (edema and vacuolization) were examined under the light microscope using high magnification (x400).
The experimental studies with immunohistochemical markers have shown that 4 mg/mL dexamethasone administered via the IT route were connected intensively with the glucocorticoid receptors in the spiral ligament, organ of Corti, spiral ganglion, and vestibular epithelium (2, 3).
In 19th century, the Italian anatomist Aslfonso Corti (1822- 1876) conducted microscopic research on at least 200 human and animal cochleae and discovered the sensory structures of the mammalian auditory system which was later named after him as the organ of Corti. [3]
The organ of Corti and associated stria vascularis were unwrapped from the modiolus.
Within the inner ear resides the organ of Corti, an eponymous structure named after an Italian anatomist who died in 1876.
In which part of the human body is the organ of Corti? 3.
For hair cell counting, the cochlear basilar membrane containing the organ of Corti was carefully dissected out and stained with fluorophore-conjugated phalloidin (Sigma P1915) diluted in PBS (1: 5000) for 30 min in the dark at room temperature.
Each organ of Corti (OC) was dissected from the surrounding tissue (Reissner's membrane, spiral ligament, stria vascularis, and remaining nerve fibers) and carefully rinsed in Hank's balanced salt solution.
The motion of fluid in the cochlea stimulates hair cells in the Organ of Corti which, in turn, generate action potentials that are transmitted via the cochlear nerve through the central auditory pathway to the auditory cortex.
Type I hair cells correspond to the inner hair cells of the organ of Corti, while Type II hair cells to the outer hair cells of the organ of Corti.
In a guinea pig experiment carried out by Watanabe et al, the presence of MPO was found in the lateral wall of the cochlea and in the cells of the organ of Corti 48 hours after bacterial lipopolysaccharide was injected into the middle ear.