Understanding Human Ears

What is the primary function of the outer ear?

• To collect sound waves

• To balance the body

• To produce earwax

• To transmit nerve impulses

Which part of the ear vibrates when sound waves hit it?

• Cochlea

• Eardrum

• Semicircular canals

• Eustachian tube

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

• Auditory canal, Tympanic membrane, and Pharynx

• Malleus, Incus, and Stapes

• Hammer, Anvil, and Stirrup

• Cochlea, Eustachian tube, and Oracle

What is the role of the cochlea in the inner ear?

• To produce earwax

• To balance air pressure

• To catch sound waves

• To convert vibrations into nerve impulses

What is the purpose of earwax?

• To protect and moisturize the ear canal

• To vibrate in response to sound

• To transmit sound to the brain

• To balance the body's equilibrium