Hearing Loss Hearing 3

Question 1

Hearing loss is measured in which unit on an audiogram?

Accepted Answer

Decibels (dB)

Answer

An audiogram plots the softest sounds a person can hear, measured in decibels of hearing level.

Question 2

Frequency of sound, important in hearing tests, is measured in which unit?

Accepted Answer

Hertz (Hz)

Answer

Frequency, or pitch, is measured in Hertz and plotted across the audiogram's horizontal axis.

Question 3

A hearing threshold of 0 to 25 dB is generally classified as which category?

Accepted Answer

Normal hearing

Answer

Thresholds within roughly 0–25 dB are considered within the normal hearing range for adults.

Question 4

Which device amplifies sound for people with mild to severe hearing loss?

Accepted Answer

Hearing aid

Answer

Hearing aids amplify and process sound to assist people with residual hearing.

Question 5

A cochlear implant is most appropriate for which situation?

Accepted Answer

Severe to profound sensorineural loss with little benefit from hearing aids

Answer

Cochlear implants bypass damaged hair cells and directly stimulate the auditory nerve for severe-to-profound loss.

Hearing Loss Practice Test