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liquid that flows through the anterior and posterior eye chambers in the space between the cornea and the lens
condition in which the eye cannot bring horizontal and vertical lines into focus at the same time, causing blurry vision, as a result of irregularities in the curvature of the cornea and lens
specialized neurons concentrated in the retina's center that receive color, add visual acuity, and require a significant amount of light to function
the "anvil," one of three tiny bones within the middle ear which are set in motion by sound waves
a transparent, crystalline eye structure that converges or scatters light rays before they focus as images on the retina
the "hammer," one of three tiny bones within the middle ear which are set in motion by sound waves
organ of corti
small but intricate organ in the inner ear where the transmission of nerve stimuli begins
collectively, the three tiny bones in the middle ear (the malleus, incus, and the stapes) which are set in motion by sound waves
the innermost tunic of the eyeball that contains rods and cones and is the origin of the optic nerve. Light rays focus at the retina in normal vision
specialized neurons dispersed throughout the retina, suited to dim light and especially useful in night vision
section of the inner ear that contains hairlike nerve endings that respond to movement and control the sense of balance
the "stirrup," one of three tiny bones within the middle ear which are set in motion by sound waves
allows pressure in the middle ear to be equalized with the atmospheric pressure
fluid in the inner ear contained within the bony labyrinth surrounding the membranous labyrinth
branch of the fifth cranial nerve that carries impulses of pain, touch, and temperature from the eye to the brain
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