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23 Cards in this Set
- Front
- Back
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Not round
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aspherical
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A transparent liquid which is located between the cornea and iris
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aqueous humor
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Muscles attached to the lens to change its shape so that it can be focused on objects viewed
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ciliary muscle
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A photoreceptor cell which functions best in bright light. It detects color.
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cone
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The transparent front portion of the eye covering the lens
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cornea
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Farsightedness
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hyperopia
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A special part of the choroid layer composed of colorful tissue around the dark pupil of the eye
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iris
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Nearsightedness
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myopia
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The nerve connecting the eye to the brain
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optic nerve
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Specialized cells located in the retina that receive light images for the purpose of passing the information on to the brain via the optic nerve
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photoreceptor
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A delicate light-sensitive membrane covering the inside of the eyeball and connected by the optic nerve to the brain
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retina
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A photoreceptor cell which is more responsive in dim light. It detects only black and white.
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rod
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A structure composed of fibrous tissue surrounding the eye to give it shape
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sclera
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A transparent jellylike substance filling the eyeball
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vitreous humor
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The nerve that transports sound impulses to the cerebral cortex
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auditory nerve
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The outer external ear structure used for catching and directing sound waves
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auricle
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The snail-shaped structure which translates vibration into an nerve impulse
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cochlea
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The inner layer of skin, which contains many of the structures needed to give skin its important properties
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dermis
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The outermost layer of skin
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epidermis
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A slowly progressive bacterial infection of skin and nerves
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leprosy
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The nerve that sends smell messages
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olfactory nerve
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A structure in the inner ear composed of three looped tubes at right angles to each other that serves to maintain balance and orientation
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semicircular canal
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The ear drum; a thin semitransparent membrane separating the outer ear and the middle ear and transmitting sound waves
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tympanic membrane
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