the process by which the eye's lens changes shape to focus near or far objects on the retina
a coiled, bony, fluid-filled tube in the inner ear through which sound waves trigger nerve impulses
the center of color vision & site of sharpest vision
muscular diaphragm that controls the size of the pupil
a yellowish central area of the retina where the image arrives after passing through the lens
Pain receptors which are found everywhere in the body except for the brain.
the ability to sense the position and location and orientation and movement of the body and its parts
contractile aperture in the iris of the eye
the light-sensitive membrane covering the back wall of the eyeball
tough, fibrous, white outer coat extending from the cornea to the optic nerve
Pertaining to tears
the membrane in the ear that vibrates to sound
one of the three bones of the middle ear shaped like anvil
the auditory ossicle known as the stirrup
the ossicle attached to the eardrum
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