The Eye and Ear

Which part of the ear is the first to vibrate as sound enters?

• cochlea

• auditory nerve

• eardrum

• hair cells

Which part of the ear contains tiny bones called the hammer, anvil, and stirrup?

• The osiccles

• outer ear

• inner ear

• eardrum

What part of the eye controls how much light enters the black hole (pupil) in the center of the eye?

• optic nerve

• pupil

• cornea

• iris

Short thick nerve that carries signals from the eye to the brain

• optic nerve

• cornea

• lens

• retina

What part of the eye is labelled #3?

(a)  

What part of the eye is labelled #1?

(a)  

What part of the eye is labelled #4?

(a)  

What part of the ear is labelled #3?

(a)  

What part of the ear is labelled #4?

(a)  

Which part of the eye is responsible for controlling the amount of light that enters?

• Cornea

• Iris

• Lens

• Retina