Monday, 2 December 2013


BERA records ongoing electrical activity in Brain through a series of electrodes placed on scalp , It can localize the site of sensorineural loss.
Wave1 - By Peripheral part of 8th cranial nerve.
Wave 2- Central part of 8th n.
Wave 3- Cochlear Nucleus.
Wave 4- Sup Olivatory Nucleus/Lat Lemniscus.
Wave 5- Lat Lemniscus/ Inf Colliculus

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