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200

What is the purpose of the tiny hairs in the cochlea?

a. to amplify sound

b. to maintain balance

c. to protect the inner ear

The purpose of the tiny hairs in the cochlea is b. to maintain balance.

200

True or False: Mammals are the only animals with outer ears.

True, mammals are the only animals with outer ears.

200

What is the outer ear made of?

The outer ear is made of cartilage.

200

What happens when any part of the hearing system is not working properly?

When the hearing system is not working, people are hard of hearing or deaf.

200

Riddle: "We are located near your eyes. There are two of us. My twin hangs out on the opposite side of your head. We both hate the sound of sirens. What are we?"                                      

We are ears. 

300

The snail-shaped coiled bony tube is called the . . .

a. eustachian tube

b. cochlea

c. auditory nerve


The b. cochlea is a snail-shaped coiled bony tube. 

300

The two parts of the inner ear are:

a. cochlea and auditory nerve

b. cochlea and optic nerve

c. cochlea and spinal cord

The two parts of the inner ear are

a. cochlea and auditory nerve

300

What is the job of the auditory nerve?

a. send sound information to the brain

b. to balance the body

c. to protect the inner ear

The job of the auditory nerve is to a. send sound information to the brain.

300

What is the correct order in which hearing works?

a. outer ear, cochlea, auditory nerve, eardrum

b. outer ear, eardrum, cochlea, auditory nerve

B. outer ear, eardrum, cochlea, and auditory nerve is the correct order of hearing. 

300

Besides hearing, what is another important job of the inner ear?

a. to maintain balance

b. to protect the eardrum

c. to transmit sound

Another job of the inner ear is a. to maintain balance.

400

What is the thin membrane, or thin skin flap, at the end of the ear canal called?

The thin membrane is called the eardrum.

400

What is the purpose of the eardrum?

a. to protect the inner ear

b. to maintain balance

c. to turn sound waves into vibrations

The purpose of the eardrum is to c. turn sound waves into vibrations.

400

When the eardrum vibrates, it moves the hammer, anvil, and stirrup. What are they?

a. nerves

b. blood vessels

c. tiny bones

The hammer, anvil, and stirrup are c. tiny bones. 

400

Which ear bone is the smallest and no bigger than a grain of rice?

a. hammer

b. anvil

c. stirrup

The smallest ear bone is the c. stirrup.

400

How does your body keep even air pressure on each side of your eardrum?

a. by your earlobe

b. by your three ear bones

c. by a tube connected to your throat

Air pressure is kept even by c. a tube connected to your throat.

500

What are the 3 sections of your ear?

a. eardrum, ossicles, semicircular canals

b. outer ear, middle ear, inner ear

c. external ear, auditory canal, cochlea

The 3 sections of your ear our b. outer ear, middle ear, inner ear

500

The outer earflap is called:

a. pincher

b. eardrum

c. pinna

The outer earflap is called pinna.

500

The bottom of the earflap or pinna is called the. . .

a. earlobe

b. eartragus

c. earhalf

The bottom of the earflap or pinna is called the a. earlobe.

500

What is the function of your outer ear?

a. to maintain balance

b. to increase blood flow to the ear canal

c. to capture sound in the ear canal

The function of the outer ear is to c. capture sound in the ear canal.

500

What is the purpose of earwax in the ear canal?

a. to help make sounds clear

b. to keep dirt and germs away

c. to help with blood circulation

Earwax b. keeps dirt and germs away.

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