inner ear

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inner ear

n.
The portion of the ear located within the temporal bone that is involved in both hearing and balance and includes the semicircular canals, vestibule, and cochlea. Also called internal ear, labyrinth.

inner ear

n
(Anatomy) another name for internal ear, labyrinth

in′ner ear′


n.
the inner, liquid-filled, membranous portion of the ear, involved in hearing and balance.
[1920–25]

in·ner ear

(ĭn′ər)
The innermost part of the ear in many vertebrate animals, consisting of the cochlea and semicircular canals. It transmits sound vibrations to the brain and is also the organ of balance. See more at ear1.

inner ear

The cochlea and vestibular system, respectively dealing with hearing and balance. See cochlea, vestibular system, vestibule.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.inner ear - a complex system of interconnecting cavitiesinner ear - a complex system of interconnecting cavities; concerned with hearing and equilibrium
neuroepithelium - epithelium associated with special sense organs and containing sensory nerve endings
sense organ, sensory receptor, receptor - an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation
auditory apparatus - all of the components of the organ of hearing including the outer and middle and inner ears
membranous labyrinth - the sensory structures of the inner ear including the labyrinthine receptors and the cochlea; contained within the bony labyrinth
bony labyrinth, osseous labyrinth - cavity in the petrous part of the temporal bone that contains the membranous labyrinth
endolymph - the bodily fluid that fills the membranous labyrinth of the inner ear
perilymph - the bodily fluid that fills the space between the bony labyrinth and the membranous labyrinth of the inner ear
semicircular canal - one of three tube loops filled with fluid and in planes nearly at right angles with one another; concerned with equilibrium
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
artery of the labyrinth, internal auditory artery, labyrinthine artery - an artery that is a branch of the basilar artery that supplies the labyrinth
internal auditory vein, labyrinthine vein - veins that drain the inner ear
References in periodicals archive ?
There was no evidence of bony erosion, and the remainder of the middle ear, inner ear, and mastoid was developmentally normal.
A global group of specialists in audiology, otolaryngology, otology, and other areas addresses topics in basic science, including embryology, anatomy, physiology, diagnostic audiology, imaging, and the molecular genetics of hearing losses, followed by approaches to patients with disorders of the external ear, middle ear, inner ear, and facial nerve; discussion of neurotologic and lateral skull base surgery for specific conditions; and descriptions of electronic listening assistive devices.
A person with a hearing impairment might have a problem in the middle ear, inner ear, auditory nerve, brain, or in more than one of these areas.