Flashcard Set Preview
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| 1 |
refractive errors
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defects in the bending of light as it enters the eye, causing an improper focus on the retina
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astigmatism
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distorted vision caused by an oblong or cylindrical curvature of the lens or cornea that prevents...
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hyperopia
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farsightedness; difficulty seeing close objects when light rays are focused on a point behind...
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myopia
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nearsightedness; difficulty seeing distant objects when light rays are focused on a point in...
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presbyopia
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impaired vision caused by old age or loss of accommodation
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accommodation
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ability of the eye to adjust focus on near objects
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amblyopia
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decreased vision in early life because of a functional defect that can occur as a result of...
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aphakia
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absence of the lens, usually after cataract extraction
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| 9 |
blepharitis
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inflammation of the eyelid
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| 10 |
blepharochalasis / dermatochalasis
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baggy eyelid; overabundance and loss of skin elasticity on the upper eyelid causing a fold...
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| 11 |
blepharoptosis / ptosis
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drooping of the eyelid; usually caused by paralysis
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| 12 |
chalazion
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chronic nodular inflammation of a meibomian gland, usually the result of a blocked duct; commonly...
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| 13 |
cataract
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opaque clouding of the lens causing decreased vision
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| 14 |
conjunctivitis
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pinkeye; inflammation of the conjunctiva
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| 15 |
dacryoadenitis
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inflammation of the lacrimal gland
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dacryocystitis
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inflammation of the tear sac
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| 17 |
diabetic retinopathy
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disease of the retina in diabetics characterized by capillary leakage, bleeding, and new vessel...
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| 18 |
ectropion
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outward turning of the rim of the eyelid
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| 19 |
entropion
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inward turning of the rim of the eyelid
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| 20 |
epiphora
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abnormal overflow of tears caused by blockage of the lacrimal duct
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| 21 |
glaucoma
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group of diseases of the eye characterized by increased intraocular pressure that results in...
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| 22 |
hordeolum
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sty; an acute infection of a sebaceous gland of the eyelid
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| 23 |
iritis
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inflammation of the iris
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| 24 |
keratitis
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inflammation of the cornea
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| 25 |
macular degeneration
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breakdown or thinning of the tissues in the macula, resulting in partial or complete loss of...
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| 26 |
pseudophakia
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an eye in which the natural lens is replaced with an artificial lens implant
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| 27 |
pterygium
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fibrous, wing-shaped growth of conjunctival tissue that extends onto the cornea, developing...
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| 28 |
retinal detachment
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separation of the retina from the underlying epithelium, disrupting vision and resulting in...
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| 29 |
retinitis
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inflammation of the retina
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| 30 |
strabismus / heterotropia
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a condition of eye misalignment caused by intraocular muscle imbalance
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| 31 |
esotropia
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heterotropia where right or left eye deviates inward, toward nose
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| 32 |
exotropia
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heterotropia where right or left eye deviates outward, away from nose
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| 33 |
scleritis
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inflammation of the sclera
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| 34 |
trichiasis
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misdirected eyelashes that rub on the conjunctiva or cornea
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