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a) Consider a patient who has been exposed to an ototoxic drug that has caused the death of the outer hair cells in the cochlea but has left the inner hair cells unaffected. What sort of hearing loss is the person likely to experience and what sort of hearing device could assist them? Explain the reasons for your answer based upon how the nner ear functions.

a) Consider a patient who has been exposed to an ototoxic drug that has caused the death of the outer hair cells in the cochlea but has left the inner hair cells unaffected. What sort of hearing loss is the person likely to experience and what sort of hearing device could assist them? Explain the reasons for your answer based upon how the nner ear functions.

Phlebotomy Essentials
Phlebotomy Essentials
6th Edition
ISBN:9781451194524
Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Publisher:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Chapter1: Phlebotomy: Past And Present And The Healthcare Setting
Section: Chapter Questions
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a) Consider a patient who has been exposed to an ototoxic drug that has caused the death of the outer hair cells in the cochlea but has left the inner hair cells unaffected. What sort of hearing loss is the person likely to experience and what sort of hearing device could assist them? Explain the reasons for your answer based upon how the inner ear functions. b) Consider a person who has a partial loss of myelin in their auditory nerve. What effect would the loss of myelin have upon the ability of this person to perceive speech and would either a hearing aid or cochlear implant provide any benefit to their hearing ability? Explain the reasons for your answer based upon how the inner ear and auditory pathway function. I c) Explain the difference in information that can be provided by a cochlear implant consisting of a single electrode compared to a cochlear implant with many electrodes. What type of neural code is provided in each case? What type of musical sounds could be well perceived using a cochlear implant with a single electrode?
Transcribed Image Text:a) Consider a patient who has been exposed to an ototoxic drug that has caused the death of the outer hair cells in the cochlea but has left the inner hair cells unaffected. What sort of hearing loss is the person likely to experience and what sort of hearing device could assist them? Explain the reasons for your answer based upon how the inner ear functions. b) Consider a person who has a partial loss of myelin in their auditory nerve. What effect would the loss of myelin have upon the ability of this person to perceive speech and would either a hearing aid or cochlear implant provide any benefit to their hearing ability? Explain the reasons for your answer based upon how the inner ear and auditory pathway function. I c) Explain the difference in information that can be provided by a cochlear implant consisting of a single electrode compared to a cochlear implant with many electrodes. What type of neural code is provided in each case? What type of musical sounds could be well perceived using a cochlear implant with a single electrode?
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