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25 Cards in this Set
- Front
- Back
Choroid
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vascular layer of the eyeball that is continous with the iris
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Conjunctiva
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delicate membrane lining the eyelids and covering the anterior eyeball
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Iris
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colored portion of the eye; surrounds the pupil
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Pupil
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dark center of the eye through which light rays enter
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Sclera
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tough, white outer coat of the eyeball
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Ciliary Body
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contains muscles that control the shape of the lens and secrete aqueous humor
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Cornea
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fibrous layer of clear tissue that extends over the anterior portion of the eyeball
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Lens
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transparent body behind the iris and in front of the vitreous humor; refracts light rays to bring them into focus on the retina
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Retina
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contains sensitive cells (rods and cones) that transmit light energy to nervous impulses
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Vitreous Humor
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jelly-like material behind the lens; helps to maintain the shape of the eyeball
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Semicircular Canals
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passages in the inner ear associated with equilibrium
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Cerumen
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waxy substance secreted by the external ear
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Tympanic Membrane
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eardrum
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Stapedectomy
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removal of the 3rd bone of the middle ear
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Tympanoplasty
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surgical repair of the eardrum
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Presbycusis
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deafness due to old age
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Cochlea
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a snail-shaped, spirally wound tube in the inner ear
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Chalazion
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small hard mass on the eyelid
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Cataract
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clouding of the lens
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Pinna
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the flap, or outside part, of the ear
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Eustachian Tube
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tube connecting the middle ear to the throat
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Stapes
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small bone in the middle ear
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Tinnitis
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ringing sound in the ears
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Strabismus
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abnormal diviation of the eye caused by muscle weakness
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Suppurative Otitis Media
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inflammation of the middle ear with pus formation
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