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Where Is the Cochlear Microphonic?

Chloe Bennett • • 6 min read
Where Is the Cochlear Microphonic?

The cochlear microphonic (CM) is known to be the receptor potential of the outer hair cells in the cochlea. This study measured the CM in Ménière's disease and investigated its relationship with the degree of hearing impairment and endolymphatic hydrops

endolymphatic hydrops
Some women with Meniere disease demonstrate exacerbation of symptoms during the premenstrual period. It is believed that the hormonal stress of the premenstrual period acts on the volatile inner ear with Meniere disease to result in dysfunction.
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What is a cochlear microphonic?

The cochlear microphonic is a receptor potential believed to be generated primarily by outer hair cells. Its detection in surface recordings has been considered a distinctive sign of outer hair cell integrity in patients with auditory neuropathy.

What are the cochlear potentials?

Cochlear microphonics are electrical potentials generated by the responses of outer hair cells to sound and reflect the mechanical motion of the basilar membrane.

Chloe Bennett
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Chloe Bennett

Chloe Bennett explores the intersection of pop culture, streaming entertainment, digital trends, and contemporary lifestyle. Her weekly commentary reaches thousands of culture enthusiasts.