Ear Anatomy Quiz

What is the smallest bone in the human body?

• Femur

• Stirrup

• Tibia

• Radius

What is the function of the muscles in the ear when a sound is too loud?

• They have no effect on loud sounds

• They protect the ear by pulling the stirrup away from sensitive parts

• They block the sound waves

• They amplify the sound

Where are the tiny hairlike sensors located in the ear?

• Bones

• Eardrum

• Cochlea

• Stirrup

How many sensors does the human ear have to pick out different parts of the sound?

• 10,000

• 20,000

• 30,000

• 40,000

What is the function of the bones in the ear?

• To protect the eardrum

• To amplify sound waves

• To block sound waves

• To allow hearing