If the cochlea becomes damaged in any way, through injury for example, it can no longer do this job effectively. The parts of the cochlea that are still working will continue to send messages to the brain, and the brain will try to compensate for the faulty missing parts by over playing the working parts.
Kama cochlea inakuwa kuharibiwa kwa namna yoyote, kwa njia ya kuumia kwa mfano, inaweza tena kufanya kazi hii kwa ufanisi. sehemu ya cochlea kwamba bado ni kazi itaendelea kutuma ujumbe kwa ubongo, na ubongo kujaribu kufidia mbaya missing sehemu kwa zaidi ya kucheza sehemu ya kazi.