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141 Cards in this Set
- Front
- Back
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sclera
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tough white outer coat of the eyeball
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conjunctiva
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membrane lining the eyelids and covering the eyeball
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cornea
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transparent anterior part of the eye
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choroid
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the midde, vascular coat of the eye
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iris
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pigmented membrane behind the cornea
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pupil
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opening in the center through which light enters the eye
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lens
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transparent body separating the posterior chamber and constitutign the refracting mecahnism of the eye
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ciliary muscle
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eye muscle capable of changing lens shape during concentration and relaxation
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aqueous humor
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watery liquid in chamber in the front of the lens
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vitreous humor
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jellylike transparent substance in the posterior chamber
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retina
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innermost layer of the eyeball
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amblyopia
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dimness of vision without a detectable organic lesion of the eye
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astigmatism
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condition characterized by irregular cornea and lens of the eye
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blepharitis
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inflammation of the eyelids
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blepharoptosis
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drooping of upper eyelid
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cataract
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opaque lens of the eye
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chalazion
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a small eyelid mass resulting from chronic inflammation of a meibomian gland
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color blindness
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popular term for any deviation from normal perception of color
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conjunctivitis
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inflammation of the conjunctiva
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corneal ulcer
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a local inflammation of the cornea caused by injury or inflammation
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dacryoadenitis
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inflammation of a lacrimal gland
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dacryocystitis
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inflammation of the lacrimal sac
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dacryolith
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a lacrimal calculus
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detached retina
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separation of the inner layers of the retina from the pigment epithelium
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diabetic retinopathy
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scarring of the capillaries of the retina as a consequence of DM of long duration
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floaters
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spots before the eyes
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foreign body in the eye
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any object not belonging to the eye
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glaucoma
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eye disease characterized by an increase in intraocular pressure related to alteration in circulation of vitreous humor
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hemorrhage
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blood escaping from the vessels
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herpes zoster
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involving the fifth cranial nerve
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hyperopia
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farsightedness
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injury
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eye injuries include foreign bodies, contusions, lacerations, burns
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iritis
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inflammation of the iris
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keratoconus
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conical protusion of the central part of the cornea
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macular degeneration
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deterioration of the macula of the eye
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meibomian cyst
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a small localized swelling of the eyelid resulting from obstruction and retained secretions of the meibomian glands
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nystagmus
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involuntary rapid movement of the eyeball
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papilledema
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edema of the optic disk
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presbyopia
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diminution of accommodation of the lens of the eye
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ptosis
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drooping of upper eyelid
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retinitis
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inflammation of the retina
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retinoblastoma
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a tumor arising from the retinal cells
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retinopathy
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any disease of the retina
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strabismus
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squint
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stye
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inflammation of the sebaceous glands of the eyelid
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trachoma
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a contagious disease of the conjunctiva and cornea
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uveitis
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inflammation of the uvea
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cataract extraction
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a surgiccal excision of the lens of the eye
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cryoextraction
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application of extremely low temperature for the removal of a cataractous lens
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cryoretinopexy
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fixation of a detached retina using extremely low temperature instead of the laser beam
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dacryocystotomy
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incision of the lacrimal sac and duct
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enucleation
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surgical removal of the eye
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fundoscopy
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examination and study of the fundus of the eye by means of an opthalmoscope
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gonioscopy
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instrument for demonstrating ocular motility and rotation
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iridectomy
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excision of part of the iris
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iridencleisis
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excision of part of the iris in glaucoma
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keratoplasty
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plastic surgery of the cornea
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laser photocoagulation
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using the laser beam to treat retinal detachment
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pterygium surgery
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growth of the conjunctiva
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slit lamp
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an instrument using in opthalmology for examining the conjunctiva, lens, vitreous humo, iris, and cornea
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tonometer
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instrument for measuring tension or pressure
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tonometry
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measurement of tension or pressure
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trabeculectomy
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excision of fibrous bands or connective tissue
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vitrectomy
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aspiration of vitreous fluid and replacement with saline solution
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accomodation
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adjustment of the eye for seeing objects at various distances
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anisocoria
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inequality in size of the pupils of the eyes
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Braille
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a system of printing for the blind consisting of raised dots and prints that can be read by touch
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canal of Schlemm
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opening through which aqueous humor must flow out or pressure in the eye increases resulting in glaucoma
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canthus
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the angle at either end of the fissure between the eyelids
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CC
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with correction
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cryoprobe
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an instrument for applying extreme cold to tissue
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cystitome
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an instrument for opening the lens capsule
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diopter
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unit of measure for lenses
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electronystagmography
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recordings of eye movements to provide objective documentation of induced and spontaneous nystagmus
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emmetropia
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normal vision
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eye bank
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storage for donor organs
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fundus
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the back portion of the interior of the eyeball
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funduscope
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an instrument containing a perforated mirror and lenses used to examine the interior of the eye
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guide dogs
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trained dogs for the blind
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lacrimation
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secretion and discharge of tears
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laser
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a device that transfers light of various frequencies into an extremely intense, small beam of radiation
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lensometer
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device for obtaining eyeglass prescriptions
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miotic
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a drug that causes contraction of the pupil
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mydriatic
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a drug that dilates the pupil
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OD
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abbreviation for oculus dexter (right eye)
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opthalmoscope
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used to examine interior of the eye
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OS
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abbreviation for oculus sinister (left eye)
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OU
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abbreviation for oculus uterque (each eye) or oculus unitas (both eyes)
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peripheral vision
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vision at the outer edges when the eyes are looking straight ahead
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PERRLA
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Pupils equal, round, react to light, accomodation
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refractive error
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the determination of the refractive errors of the eye and their correction with glasses or lenses
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SC
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without correction
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Snellen eye chart
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one of several charts used in testing visual acuity
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visual acuity
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clarity or clearness of vision
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20/20 vision
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a person who can read what the average person can read at 20 feet
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external ear
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auricle
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middle ear
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separated from the external ear by the tympanic membrane
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inner ear
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the complex inner structure of the ear
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tympanic membrane
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the thin partition between the external acoustic meatus and the middle ear
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tympanum
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eardrum
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creumen
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earwax
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eustachian tube
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a tube, lined with mucous membrane, that joins the nasopharynx and the tympanic cavity
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acoutic neuroma
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a benign tumor arising from the acoustic nerve in the brain
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cholesteatoma
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a collection of skin cells and cholesterol in a sac within the middle ear
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conduction deafness
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hearing loss that occurs when the conduction of sound waves through the external and middle ear to the inner ear is impaired
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deafness
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lacking the sense of hearing
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eustachian salpingitis
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inflammation of the eustachian tubes
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furunculosis
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a skin infection affecting the ear canal
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impacted cerumen
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earwax impacted firmly into the ear
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labyrinthitis
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inflammatin of the labyrinth
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mastoiditis
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inflammation of the mastoid antrum and cells
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Meniere's disease
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deafness, tinnitus, and dizziness
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myringitis
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inflammation of the tympanic membrane
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otitis externa
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inflammation of the external ear
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otitis media
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inflammation of the middle ear
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otosclerosis
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ankylosis of the stapes, resulting in conductive hearing loss
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presbycusis
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progressive hearing loss in some elderly persons
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sensorineural deafness
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nerve deafness
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fenestration
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the surgical creation of a new opening in the labyrinth of the ear for restoration of hearing in otosclerosis
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mastoidectomy
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excision of the mastoid cells or the mastoid process
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myringotomy
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incision of the tympanic membrane
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otoplasty
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plastic surgery of the ear
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stapedectomy
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excision of the stapes
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tympanoplasty
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plastic surgery on the eardrum
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tympanotomy
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myringotomy
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acoustic meatus
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opening or passage in the ear
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AD
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auris dextra
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AS
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auris sinistra
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AU
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aures unitas or auris uterque
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audiometer
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a device for testing the hearing
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audiometrist
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person who performs hearing tests
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auditory
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pertaining to the ear
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decibel
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a unit of measure of the intensity of sound
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hearing aid
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a device used to increase the intesnsity of sound
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hearing-eye dogs
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dogs trained to resond to sounds and alert the hearing-impaired person
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otoscope
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an instrument used for inspecting the ear
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otoscopy
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examinatio of the ear by means of the otoscope
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sign language
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communication by means of manual signs and gestures
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tinnitus
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a noise in the ears
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tuning fork
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a small metal instrument consisting of a stem and two prongs used to test hearing
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vertigo
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a sensation of rotation or dizziness
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