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Medical Terminology > Chapter 12 - Eye (General/Terms) > Flashcards

Chapter 12 - Eye (General/Terms) Flashcards

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USMLE® Step 1 flashcards
1
Q

Amblyopia

A

Reduced vision in one eye: disuse

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2
Q

Astigmatism

A

Defective curvature of cornea or lens

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3
Q

Cataract

A

Clouding of lens

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4
Q

Chalazion

A

Obstruction of oil gland of eyelids

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5
Q

Detached retina

A

Separation of retune from choroid

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6
Q

Glaucoma

A

Increased eye pressure; optic nerve

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7
Q

Hyperopia

A

Farsightedness

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8
Q

Macular degeneration

A

Progressive; retinal deterioration

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9
Q

Myopia

A

Nearsightedness

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10
Q

Nyctalopia

A

Night blindness

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11
Q

Nystagmus

A

Involuntary eye jerking movements

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12
Q

Pinguecula

A

Yellowish mass on conjunctiva; UV light

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13
Q

Presbyopia

A

Impaired vision; aging

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14
Q

Pterygium

A

Thin tissue growth into cornea; UV light

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15
Q

Retinitis pigmentosa

A

Hereditary progressive disease, night blindness, atrophy, pigment changes

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16
Q

Strabismus

A

Abnormal condition squint, crossed eyes

17
Q

Sty, stye (hordeolum)

A

Infection of oil gland of eyelid

18
Q

Enucleation

A

Surgical removal of eyeball

19
Q

Laser-assisted in situ keratomileusis

A

Reshapes cornea; correct astigmatism, hyperopia, myopia

20
Q

Phacoemulsification

A

Removes cataracts; US needle

21
Q

Photorefractive keratectomy

A

Laser reshapes corneal surface

22
Q

Retinal photocoagulation

A

Laser condenses retinal tissue; seals leaking blood vessels

23
Q

Scleral buckling

A

Repair detached retina

24
Q

Trabeculectomy

A

Surgical creation of drain to reduce intraocular pressure

25
Q

Vitrectomy

A

Surgical removal of all or part of vitreous humor; treats retinopathy

26
Q

Tonometer

A

Instrument used to measure pressure

27
Q

Ophthalmoscope

A

Instrument used for visual exam

28
Q

Optometry

A

Measurement of vision

29
Q

Retinoscopy

A

Visual exam of retina

30
Q

Visual activity

A

Sharpness of vision for either distance or near

31
Q

Emmetropia

A

Normal refractive condition of eye

32
Q

Intraocular lens

A

Artificial lens implanted; cataract surgery

33
Q

Miotic

A

Agent, constricts pupil

34
Q

Mydriatic

A

Agents, dilates pupil

35
Q

Optician

A

Fill prescription for lenses

36
Q

Optometrist

A

Prescribes corrective lenses

Medical Terminology (9 decks)

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