An Older Patient with Presbycusis Has Been Advised to Purchase

An older patient with presbycusis has been advised to purchase a hearing aid and asks about its function and use.Which information is most accurate to give the patient about the function of hearing aids?

A) Hearing aids amplify sound but do not improve the ability to hear.
B) Hearing aids improve the ability to hear by intensifying the duration of sound waves.
C) Hearing aids control the input of sound waves to eliminate extraneous noise.
D) Hearing aids intensify sound waves and improve the ability to hear.

Correct Answer:

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