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27 Cards in this Set
- Front
- Back
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accommodation
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the process whereby the eyes make adjustments for seeing objects at various distances
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amblyopia
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dullness of vision
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aphakia
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a condition in which the crystalline lens is absent
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astigmatism
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a defect in the refractive powers of the eye in which a ray of light is not focused on the retina but is spread over an area
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bifocal
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pertaining to having two foci
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blepharitis
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inflammation of the edges of the eyelids
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blepharoptosis
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drooping of the upper eyelids
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cycloplegia
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paralysis of the ciliary muscle
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diplopia
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double vision
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epiphora
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the abnormal downpour of tears caused by excessive secretions or obstruction of a lacrimal duct
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esotropia
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a condition in which the eye or eyes turn inward; cross-eyed
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exotropia
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a deviation of the visual axis away from that of the other eye when fusion is a possibility; wall-eyed
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hemianopia
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the inability to see (blindness of) half the field of vision
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hyperopia
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a defect in vision in which parallel rays focus beyond the retina; farsightedness
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intraocular
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pertaining to within the eye
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keratitis
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inflammation of the cornea
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myopia
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a defect in vision in which parallel rays come to focus in front of the retina; nearsightedness
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nystagmus
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an involuntary, constant rhythmic movement of the eyeball
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nyclalopia
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a condition in which the individual has difficulty seeing at night; night blindness
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photophobia
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unusual intolerance of light
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presbyopia
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a defect in vision in which parallel rays come to focus beyond the retina; occurs normally with aging; farsightedness
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retinoblastoma
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a malignant tumor arising from the germ cell of the retina
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sty(e)
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inflammation of one or more of the sebaceous glands of the eyelid; also called a hordeolum
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synechia
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adhesion, as of the iris to the cornea or the lens
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trachoma
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a chronic contagious disease of the conjunctiva and cornea
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trichiasis
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a condition of ingrowing eyelids that rub against the cornea causing a constant irritation to the eyeball
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xenophthalmia
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inflamed eye condition caused by foreign material
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