The Ear & Hearing

Front

Where does HEARING (interpreting the nerve impulses) take place?

Back

Brain

Front

What happens in the inner ear?

Back

Sound waves are converted into nerve impulses.

Front

Why does the mosquito ring tone work for young people?

Back

We begin to lose higher pitches when we get older.

Front

What happens when sound waves cause the eardrum to vibrate?

Back

The vibrations are passed on to the three small bones in the middle ear.

Front

Which travels faster: sound or light waves?

Back

Light travels faster than sound.

Front

What is the function of the outer ear?

Back

To capture sound waves and direct them into the ear canal.

Front

What role do the tiny hairs in the inner ear play?

Back

They help convert sound vibrations into nerve impulses.

Front

What are the three small bones in the middle ear called?

Back

Hammer, anvil, and stirrup.

Front

What is the purpose of the eardrum?

Back

To vibrate in response to sound waves.

Front

How do sound waves travel through the air?

Back

As vibrations that create pressure changes in the air.