Nice

Directs the process of thinking

Cerebrum

The Cochlea is in this

Inner ear

The colorful part of your eye

Iris

Consist of the hammer, anvil and stirrup

Middle ear

The wires of the communication system

Nerves

Is constantly communicating to you as well

Nervous system

A person who is specifically trained to examine eyes and prescribe eyeglasses or contact lenses

Optometrist

consists of the brain and spinal cord

central nervous system

Become thicker when you look at close objects and thinner when you look at distant ones

lens

The opening through which light passes

pupil