1.3 The Aftermath:Hearing Loss

Front

What is the function of the ear canal?

Back

Directs sound waves to the ear drum.

Front

What is the function of the cochlea?

Back

Carries auditory information to the brain.

Front

What is sensorineural hearing loss?

Back

Hearing loss or impairment resulting from problems with the auditory nerves.

Front

What is the function of the Pinna?

Back

Collects and directs soundwaves to the ear canal.

Front

What is the function of the Eustachian tube?

Back

Equalizes the air pressure in the middle ear.

Front

What are the main parts of the ear involved in hearing?

Back

Outer ear, middle ear, inner ear.

Front

How does sound travel through the ear?

Back

Sound waves enter the ear canal, vibrate the eardrum, and are transmitted through the ossicles to the cochlea.

Front

What role do the ossicles play in hearing?

Back

They amplify and transmit sound vibrations from the eardrum to the cochlea.

Front

What is conductive hearing loss?

Back

Hearing loss caused by problems in the outer or middle ear that prevent sound from being conducted to the inner ear.

Front

What is the role of the auditory nerve?

Back

Transmits auditory information from the cochlea to the brain.