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internal ear

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
internal ear
n.
See inner ear.

internal ear
n
(Life Sciences & Allied Applications / Anatomy) the part of the ear that consists of the cochlea, vestibule, and semicircular canals Also called inner ear labyrinth
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.internal ear - a complex system of interconnecting cavitiesinternal 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


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In all, a human skull contains 22 skull bones which form the vault, as well as other, smaller cavities for the eyes, internal ear, nose and mouth.
Every Monday through Friday for the last 29 years (less the occasional vacation and holiday), I had a reason to get out of bed: I was an employee assistance professional in a large internal EAR As so many people do, I tied my identity to my job.
Sound vibrations reverberate through the bones of the skull to an internal ear.
 
 
 
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