Hearing

Front

What is the function of the ridges on your outer ear?

Back

They direct sound into your middle ear.

Front

What is sign language used for?

Back

It is a visual language used by the deaf community to communicate.

Front

How does the eardrum function like a drum?

Back

It vibrates when sound waves hit it.

Front

What happens if your inner ear lacks nerve fibers?

Back

Sound would be unable to travel to your brain.

Front

What are the hammer, stirrup, and anvil?

Back

They are the smallest bones in your body.

Front

What is the role of the outer ear?

Back

It collects sound waves and directs them into the ear canal.

Front

What is deafness?

Back

A condition where a person has partial or total inability to hear.

Front

What is the Braille alphabet?

Back

A system of raised dots that allows blind individuals to read.

Front

What is the function of the cochlea?

Back

It converts sound vibrations into nerve impulses.

Front

What is the auditory nerve?

Back

A nerve that carries sound information from the cochlea to the brain.