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84 Cards in this Set
- Front
- Back
opti, opto, optico, opthalmo
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eyes and vision
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dacryocysto, lacrimo
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lacrimal apparatus (tears)
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iri, iro, irido, irito
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iris
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phaco, phako
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lens
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retino
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retina
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acouso, acousto, audio, audito, oto
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ears (hearing and sound)
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pinni
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outer ear
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myringo, tympano
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middle ear
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labyrintho
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inner ear
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blehparo
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eye lid
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-cusis
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hearing
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kerato
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cornea
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-opia
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vision condition
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presbyo
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old age
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sclero
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white of eye
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tropo
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turn, change
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adnexa
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aka adnexa oculi, structures outside eyeball: orbit, eye muscles, eyelids, lashes, conjunctiva, lacrimal apparatus
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convergence
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is the simultaneous inward movement of the eyes toward each other in an effort to maintain single binocular vision as an object comes near
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emmetropia
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normal relationship between the refractive power of the eye and the shape of the eye that enables light rays to focus correctly on retina
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optometrist
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specializes in measuring the accuracy of vision to determine whether corrective lenses are needed
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blepharoptosis
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drooping of upper eyelid that is usually due to paralysis
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ectropion
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eversion of edge of an eyelid usually affects lower lid thereby exposing the inner surface to irritation and preventing tears from draining
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entropion
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inversion turning inward of the edge of an eyelid usually affect lower thereby causing the eyelashes to rub against the cornea
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hordeolum
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aka stye, pus filled lesion on eyelid resulting from infection in a sebaceous gland
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chalazion
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aka internal stye localized swelling inside eyelid resulting from obstruction of one of the sebaceous glands
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conjunctivitis
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aka pinkeye, inflammation of conjunctiva caused by infection or allergy
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xeropthalmia
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aka dry eye dyring of eye surfaces including conjunctiva may be due to disease or lack of vitamin A
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scleritis
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inflmmation of sclera (white of eye)
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keratitis
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inflammation of the cornea
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pterygium
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noncancerous growth that develops on cornea and can grow large enough to distort vision
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iritis
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inflammation of iris
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anisocoria
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condition in which the pupils are unequal in size may be congenital or caused by head injury aneurysm or pathology of CNS
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cataract
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loss of transparency of lens, may be congenital or caused by trauma or disease mostly associated w/ aging
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nystagmus
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involuntary constant rhythmic movement of eyeball may be congenital or caused by neurological injury or drug use
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papilledema
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aka choked disk is swelling and inflammation of optic nere at point of entrance into eye thru optic disk, caused by intracranial pressure maybe due to tumor
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glaucoma
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group of diseases characterized by increased intraocular pressure resulting in damage to retinal nerve fibers and the optic nerve
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diplopia
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aka double vision, perception of two images of a single object sometimes a symtom of serious undrlying disorder
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hemianopia
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blindness in one half of visual field
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nyctalopia
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aka night blindness
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presbyopia
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describes common changes in eyes that occur w/ aging afgter about age 40 near vision declines
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strabismus
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aka squint si disorder in which eyes point in different directions or are not alligned correctly b/c eye muscles are unable to focus together
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esotropia
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aka cross-eyes
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exotropia
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aka walleye opposite of cross-eye
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ametropia
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any error of refraction in which images do not focus poperly on retina astigmatism is type of ametropia
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astigmatism
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condition in which eye does not focus properly b/c of uneven curvature of cornea
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hyperopia
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aka farsightedness defect in which light rays focus beyond retina, usually after age 40
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myopia
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MY aka nearsightedness, defect in which light rays focus in front of retina occurs around puberty
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amblyopia
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dimness of vision or partial loss of sight esp in one eye, w/o detectable disease of the eye
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tonometry
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measurement of intraocular pressure abnormally hight pressure may be indication of glaucoma
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opthalmoscopy
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aka funduscopy visual examination of fundus of eye w/ an opthalmoscope
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fluorescein angiography
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radiographic study of the blood vesels in retina of eye following the intravenous injection of a flouescein dye as a contrast medium
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tarsorrhaphy
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partial or complete sutruing together of upper and lower eyelids
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iridectomy
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surgical removal of a portion of the tissue of the iris
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radial keratotomy
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surgical proc. to correct myopia, incisions are made partially thru cornea that cause it to flatten
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vitrectomy
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removal of vitreous fluid and its replacement w/ a clear solution
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phacoemulsification
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use of ultrasonic vibration to shatter and break up a cataract making removal easier
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laser trabeculoplasty
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used to treat chronic or open-angle glaucoma by creating an opening in the trabecular meshwork to allow fluid to drain properly
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retinopexy
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used to reattach the detached area in a retinal detachment
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otomycosis
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aka swimmer's ear, fungal infection of th external auditory canal
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otopyorrhea
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flow of pus from ear
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otorrhagia
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bleeding from the ear
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barotrauma
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pressure-related ear discomfort often caused by changes in pressure when flying, driving in mountains, scuba diving, when eustachian tube is blocked
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eustachitis
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inflammation of eustachian tube
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myringitis
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inflammation of tympanic membrane
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otosclerosis
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the ankylosis (fusing) of the bones of the middle ear resulting in a conductive hearing loss
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otitis media
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inflammation of middle ear
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vertigo
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sense of whirling, dizziness, loss of balance, nausea, vomiting
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tinnitus
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ringing or buzzing or roaring sound in one or both ears associated w/ hearing loss or prolonged exposure to loud noise
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presbycusis
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gradual loss of sensorineural hearing that occurs as body ages
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tympanometry
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measurement of acoustical energy absorbed or reflected by middle ear thru use of probe placed in ear canal
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mastoidectomy
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surgical removal of mastoid cells
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myringotomy
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surgical incision of eardrum to create and oppening for placement of tympanostomy tubes
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tympanostomy tubes
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aka pediatric ear tubes, tiny ventilating tubes placed thru eardrum to provide ongoing drainage for fluids and to relieve pressure that can buildup after childhood ear infections
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stapedectomy
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surgical removal of the top portion of stapes bone and the insertion of a small prosthetic device called a piston that conducts sound vibes to inner ear
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fenestration
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surgical proc. in which a new opening is created in the labyrinth to restore hearing
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labyrinthectomy
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surgical removal of all or potion of lbyrinth proc. is done to relieve uncontrolled vertigo, however, causes complete hearing loss
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CAT
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cataract
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dB
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decibel
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ET
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esotropia, eustachian tube
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Hz
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hertz
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IOL
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intraocular lens
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OM
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otitis media
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SOM
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serous otitis media
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TM
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tympanic membrane
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