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| condition of falling or drooping |
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| excessive discharge of fluid |
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| asmall depression in part of the retina where cones are in greatest abundance, making it the area of highest visual acuity |
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| a gelatious mass in the posterior cavity of the eye |
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| watery fluid in the anterior chamber of the eye |
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| nerve pathway from the retina of both eyes to the brain |
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| the "blind spot", it is a small region of hte retina where photoreceptors are absent due to the origin of the optic nerve |
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| a thin film of neurons at the back of the eye conaining the photoreceptors |
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| the tough white outer covering of the eye |
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| narrow cavity between the cornea and the iris |
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| a thin layer of connective tissue that is rich in blood vessels located behind the retina |
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| cone-shaped receptors that enable color perception |
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| the outer layer of the eye, it is composed of fibrous connective tissue and includes the cornea and sclera |
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| disc-shaped transparent structure located behind the pupil which is suspended by ligaments that are attached to ciliary muscles |
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| small oil glands in the edges of the eyelids that help lubricate the eyes |
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| large cavity of the eye posterior to the lens |
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| opening at center of iris that allows light to pass through |
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| rod-shaped photoreceptors that are very sensitive to light, but only perceive black and white |
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| the middle layer of the eye, which includes the iris, pupil, lens, and choroid |
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| quality or sharpness of vision, VA |
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| normal condition of the eye |
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| cndition of white in the pupil |
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| pain associated with the eye |
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| hemorrhage (bleeding) of the eye |
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| defective curve of the refractive surface of the eye |
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| inflammation of the eyelid |
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| a reduction of transparency of the lens |
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| a localized swelling at the edge of an eyelid caused by obstruction of a meibomian gland |
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| inflammation of the conjunctiva, also called pinkeye |
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| inflammation of the cornea and iris |
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| inflammation of the lacrimal sac |
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| inflammation of internal tissues of the eye |
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| a loss of vision resulting from increased intraocular pressure, which damages the optic nerve |
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| an infection of a meibomian gland causing a local swelling of the eyelid, also called a sty |
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| reduced vission with nearby objects, farsightedness |
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| inflammation of the cornea |
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| progressive deterioration of an area of the retina known as macula lutea, leading to loss of central vision. common cause is age, ARMD |
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| reduced vision with distant objects, nearsightedness |
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| poor vision at night or in dim light |
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| involuntary, rhythmic movements of the eye |
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| fungal infection of the eye |
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| a general term for disease of the eye |
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| paralysis of the eye affectig the muscles that move the eyeball |
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| inflammation of the retina caused by extreme light intensity |
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| impaired vision due to aging |
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| an inherited disease characterized by night blindness, prgressive atrophy, and retinal pigment changes |
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| a malignant tumor that originates from a developing retinal cell |
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| inflammation of the sclera and cornea |
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| abnormal blind spot in vision |
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| crossed eyes caused by visual axes failing to meet at the same point |
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| excision of an eyeball from the socket |
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| visual recording of blood vessels in the retina and choroid using fluorescein dye, which s injected into a vein and circulates the eye |
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| excision of a portion of the iris |
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| incision into the iris to allow aqueous humor to drain frmo the anterior chamber, laser treats glaucoma |
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| keratometer measures the curvature of the cornea, usually for fitting contacts |
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| chemical agent that dilates the pupils |
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| a technician trained in filling pescriptions for corrective lenses |
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| a professional-- not a physician-- trained to examine eyes to correct vision problems and eye disorders |
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| use of ultrasound frequencies to break up a cataract, which is then aspirated and removed |
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| photorefractive keratectomy |
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| use of a laser to flatten the corneal surface in an effort to correct myopia |
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| incisions into the cornea to produce a spoke-like effect, which serves to flatten the cornea and correct myopia |
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| repair of a detached retina, portion of sclera is resected and an implant inserted. Suturing of implant causes sclera to buckle slightly |
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| sound waves used to detect problems with eye, like foreign objects, detached retina, etc |
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| incision into the tendon of an eye's extrinsic muscle to correct strabismus (crossed eyes) |
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| measurement of intraocular pressure, primarily used to test for glaucoma |
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| surgical removal of vitreous humor |
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