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middle ear
noun
- the middle portion of the ear, consisting of the tympanic membrane and an air-filled chamber lined with mucous membrane, that contains the malleus, incus, and stapes.
middle ear
noun
- the sound-conducting part of the ear, containing the malleus, incus, and stapes
middle ear
/ mĭd′l /
- The part of the ear in most mammals that contains the eardrum (tympanic membrane) and the three ossicles (malleus, incus, and stapes) which transmit sound vibrations from the eardrum to the inner ear.
- See more at ear
Word History and Origins
Origin of middle ear1
Example Sentences
Unlike eye surgery, which is common, operations aren’t often performed on the pliable bones and hair cell receptors of the middle ear, the source of natural hearing.
But, Vitek said, other traits bore a stronger similarity to North American porcupines, including the shape of the middle ear bone as well as the shapes of the lower front and back teeth.
"Parents should be aware that their child may have some middle ear fluid without it being painful and work with their doctor to monitor their child closely."
These sounds, Groh believes, may be caused when eye movements stimulate the brain to contract either middle ear muscles, which typically help dampen loud sounds, or the hair cells that help amplify quiet sounds.
Like the middle ear, the gut has air-filled cavities that widen to adjust to the sudden shift in pressure.
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