MI Quiz 1.3.3 Review

Which part of a cochlear implant is responsible for converting sound processed by the speech processor into electrical impulses?

• A

• B

• C

• D

• E

What is structure B in a cochlear implant?

• the electrode array

• the speech processor

• the receiver

• the microphone

• the transmitter

Cochlear implants

• restore hearing to normal hearing perfectly.

• may have some risks involved in its implantation.

• can allow people who were born deaf or have severe hearing loss perceive sounds.

• can allow speech and surrounding sounds to be processed by the brain through the auditory nerve.

Cochlear implantsare appropriate for any type of hearing loss.

• are appropriate for any type of hearing loss.

• are most appropriate for someone with complete deafness or profound sensorineural hearing loss with an intact auditory nerve.

• are most appropriate for someone with complete deafness or profound sensorineural hearing loss with a nonfunctioning auditory nerve.

• may cause the wearer to lose any remaining residual natural hearing.

Which of the following is true of cochlear implants?

• It will fully restore natural hearing.

• It picks up and amplifies sound which is then transmitted through the middle ear and onto the inner ear.

• It converts sound to a digital signal that is received and transmitted by the implant and directed to the auditory nerve which send the signal to the brain.

• The implant requires no surgery.

An argument against the use of cochlear implants is that

• it may reduce visibility of deaf culture and use of sign language.

• it has potential medical risks.

• it is only for people with mild hearing loss so it is not effective against more severe cases of hearing loss.

• cochlear implants is still not as advanced as hearing aids.

An argument for the use of cochlear implants is that

• the surgery is completely risk free.

• any one with any type of hearing loss is eligible for an implant.

• it may restore some hearing to those that are completely deaf or have profound hearing loss.

• it is a commonly done procedure that is relatively safe and allows the wearer and fairly normal lifestyle.

The external portions of a cochlear implant using consist of

• the processor.

• the microphone.

• the transmitter.

• the receiver.

• the electrodes.