Ch. 16 Med Term – Flashcards
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Which area of the retina is responsible for central or "straight-ahead" vision required for reading, driving, detail work, and recognizing faces?
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macula
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The malleus, incus, and stapes are located in the
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tympanic cavity
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The ossicles include the
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malleus, incus, and stapes
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The process of altering the shape of the lens to enable light to focus on the retina is called
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accommodation
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Which layer of the eye contains the rod and cones?
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retina
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The waxy secretion produced by glands in the ear canal is called
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cerumen
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The inner edge of the eye is called the
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canthus
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The structure that drains aqueous humor is called the
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canal of Schlemm
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Which body structure is one of the few that does not contain capillaries?
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cornea
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The sense of equilibrium is maintained in the car
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semicircular canals
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The organ of Corti contains tiny nerve endings called the
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hair cells
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The CF blephar/o means
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eyelid
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The CF dacry/o means
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tear; lacrimal apparatus (duct, sac, or gland)
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The CF phac/o means
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stapes
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The CF presby/o means
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old age
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The CF audi/o means
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hearing
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The CF salping/o means
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tubes (usually fallopian or eustachian [auditory] tubes)
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The CF myring/o means
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tympanic membrane (eardrum)
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The suffix -opsia means
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vision
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The suffix -tropia means
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turning
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The prefix exo- means
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outside, outward
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The CF mastoid/o means
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mastoid process
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The CF scot/o means
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darkness
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The CF vitr/o means
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vitreous body (of eye)
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The CF scler/o means
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hardening; sclera (white of eye)
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The CF ot/o means
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ear
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Sensation of a spinning motion either of oneself or of the surroundings is a condition called
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vertigo
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Which condition is a swelling and hyperemia of the optic disc, also called choked disc?
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papilledema
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Ankylosis of spongy bone around the oval window is called
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otosclerosis
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Which condition involves leakage of blood and other fluids from intraocular vessels that destroy vision cells, leading to permanent vision loss?
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macular degeneration
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Inflammation of the eyelid is called
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blepharitis
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Which disorder is a neoplastic intraocular disease found primarily in children?
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retinoblastoma
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A small, hard tumor developing on the eyelid that is somewhat similar to a sebaceous cyst is called
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chalazion
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A severe, congenital deficiency in color perception is called
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achromatopsia
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Night blindness is called
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nyctalopia
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A protrusion of one or both eyeballs from the sockets, commonly associated with hyperthyroidism, is called
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exophthalmos
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Excessive intraocular pressure, commonly leading to blindness is called
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glaucoma
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Defective curvature on the cornea or lens is called
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astigmatism
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Lazy eye syndrome is a type of strabismus called
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amblyopia
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Downward displacement of the eyelid is called
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blepharoptosis
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Paralysis of the ciliary body is called
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cycloplegia
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A form of farsightedness associated with aging is called
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presbyopia
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Untreated otitis media can lead to a bone infection called
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mastoiditis
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A perceived ringing sound in the ears is called
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tinnitus
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A chronic, contagious form of conjunctivitis that typically leads to blindness is called
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trachoma
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An unusual intolerance to light is called
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photophobia
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Which disorder of the labyrinth leads to progressive loss of hearing?
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meniere disease
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Which disorder is an infection of the ear canal commonly associated with swimming?
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otitis externa
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Eversion, or outward turning, of the edge of the lower eyelid is called
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ectropion
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An abnormal overflow of tears is called
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epiphora
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A visual distortion of objects is called
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metamorphopsia
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Removal of the contents of the eye, while leaving sclera and cornea intact, is called
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evisceration
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In which surgical procedure are small incision used to flatten the cornea, thus correcting nearsightedness?
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radial keratotomy
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The procedure that involves forming an opening between the anterior chamber and the suprachoroidal space for draining of aqueous humor is called
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cyclodialysis
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Insertion of a tube through the eardrum to drain the middle ear is called
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tympanostomy
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Which diagnostic test assesses blood flow in the retina after injection of a dye?
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fluorescein angiography
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Cosmetic surgery to remove fatty tissue about and below the eye is called
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blepharoplasty
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Radial keratotomy is used in the treatment of
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nearsightedness
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Tonometry is associated with
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glaucoma
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What is the clinical name for a "bionic ear"?
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cochlear implant
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Corrective surgery for a deformed or small pinna is called
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otoplasty
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Which treatment for cataracts uses ultrasonic waves to disintegrate cloudy lenses?
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phacoemulsification
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Surgical correction of a perforated eardrum is called
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myringoplasty
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Which clinical test assesses movement of the extraocular muscles?
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electronystagmography
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Which procedure involves examination of the angle of the anterior chamber to diagnose and manage glaucoma?
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Gonioscopy
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Examination of the interior of the eye using an instrument with adjustable lenses and a light source is called
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ophthalmoscopy
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Which tuning fork test evaluates bone conduction of sound in both ears at the same time?
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weber
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Which surgical treatment for otosclerosis implants a prosthetic device that allows sound waves to pass to the inner ear?
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stapedotomy
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A treatment for unresponsive, recurrent episodes of otitis media is
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ventilation tubes
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Radiographic imaging of the nasolacrimal glands and ducts is called
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dacryocystography
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Which eye test determines the smallest letters that can be read on a standardized chart at a distance of 20 feet?
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visual acuity
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Treatment for neovascular age-related macular degeneration is called
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laser photocoagulation
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Which classification of drugs dilates the pupils for an internal eye examination or to treat inflammatory eye conditions?
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mydriatics
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Which classification of drugs inhibits growth of microorganisms that infect the eye?
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ophthalmic antibiotics
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Which classification of drugs loosens and helps remove impacted cerumen?
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wax emulsifiers
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Which classification of drugs treats nausea, vomiting, dizziness, and vertigo?
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antiemetics
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Which classification of drugs soothes dry eyes due to environmental irritants and allergens?
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ophthalmic moisturizers
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Which abbreviation refers to the stereoscopic magnified view of the anterior eye structures in detail?
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SLE
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Which abbreviation refers to recording eye movements by measuring electrical activity of the extraocular muscles?
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ENG
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Which abbreviation refers to the conduction of sound waves through air?
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AC
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Which abbreviation refers to the visual disorder that produces multiple focal points on the retina?
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Ast
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Which abbreviation refers to an inflammation that affects the middle ear, primarily in children?
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OM
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TRUE AND FALSE
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...
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Macular degeneration is characterized by loss of peripheral vision
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False
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Recurrent episodes of otitis media may cause scarring of the tympanic membrane, resulting in hearing loss
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True
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Some forms of glaucoma are secondary to other disorders, including injury, infection, and surgery
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True
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Inflammation of inner ear structures is called labyrinthitis
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True
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The medical term for stye is hordeolum
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True
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Exotropia is a condition in which the eyes turn outward, causing a divergent squint
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True
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Otitis media is characterized by the hardening of the bones of the middle ear
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False
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A common cause of nyctalopia is vitamin D deficiency
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False
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A complete loss of hearing is called anacusis
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True
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Surgical incision of the cornea is called keratocentesis
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False
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Tonometry is the test used to assess hearing acuity
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False
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Cyclodialysis is performed to drain aqueous humor in glaucoma
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True
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Removal of the contents of the eye, leaving the sclera and cornea intact, is called enucleation
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False
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Sclerostomy is commonly performed on the anterior chamber to relieve pressure associated with glaucoma
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True
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Gonioscopy is the usual procedure in diagnosing glaucoma
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False
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Antiemetics are commonly prescribed to treat vertigo
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True
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Ophthalmic decongestants temporarily relieve the itching and minor irritation associated with allergies
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True
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Mydriatics constrict the pupil in preparation for internal eye examinations
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False
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The abbreviation NIHL refers to hearing loss due to exposure to loud noises
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True
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The abbreviation IOL refers to an artificial lens used to treat cataracts
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True
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MATCHING
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...
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hearing
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audi/o
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angle
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goni/o
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pupil
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core/o
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ciliary body of the eye; circular; cycle
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cycl/o
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old age
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presby/o
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tear; lacrimal apparatus (duct, sac, or gland)
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dacry/o
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ear
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ot/o
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water
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aque/o
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tympanic membrane (eardrum)
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myring/o
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darkness
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scot/o
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cornea
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corne/o
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vitreous body (of the eye)
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vitr/o
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eye, vision
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opt/o
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dull, dim
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ambly/o
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retina
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retin/o
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gray
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glauc/o
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stapes
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staped/o
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choroid
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choroid/o
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lens
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phac/o
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iris
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irid/o
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conjunctiva
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conjunctiv/o
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tubes (usually fallopian or eustachian [auditory] tubes)
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salping/o
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horny tissue; hard; cornea
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kerat/o
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light
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phot/o
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eyelid
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blephar/o
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eye
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ophthalm/o
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screening test that measures the blood pressure of the retinal vessels
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ophthalmodynamometry
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form of ametropia where light rays diffuse over a large area of the retina rather than being sharply focused
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astigmatism
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disease characterized by opacities that form on the lens and impair vision
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cataracts
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severe congenital deficiency in color perception
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achromatopsia
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hallucination of movement or a feeling of spinning or dizziness
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vertigo
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instrument that provides a stereoscopic, magnified view of anterior eye structures
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slit lamp
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instrument used to evaluate eye pressure in glaucoma
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tonometer
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tuning fork test to evaluate bone conduction of sound in both ears at the same time
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weber
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method of treating cataracts using ultrasonic waves to disintegrate cloudy lenses
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phacoemulsification
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abnormal overflow of tears
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epiphora
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small yellowish deposits on the macula in age-related macular degeneration
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drusen
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neoplastic disease of the eye found primarily in children
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retinoblastoma
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perception of ringing in the ears with no external stimuli
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tinnitus
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disorder commonly called "lazy eye syndrome"
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amblyopia
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disorder of misaligned eyes that do not focus simultaneously on an object
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strabismus
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condition caused by the eyeball being too long, causing the image to fall in front of the retina
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myopia
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impairment of hearing that results from old age
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presbyacusis
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procedure performed to insert pressure-equalizing tubes through the eardrum
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tympanostomy
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area of diminished vision in the visual field
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scotoma
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physician who specializes in medical and surgical treatments of eye diseases
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ophthalmologist
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procedure that helps differentiate open- and closed-angle glaucoma
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gonioscopy
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intolerance to light commonly found in meningitis, inflammation of the eyes, measles, and rubella
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photophobia
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disorder commonly caused by blunt trauma to the eye
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phacocele
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tuning fork test that evaluates bone conduction versers air conduction of sounds
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rinne
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disorder treated by removal of the stapes and implantation of a prosthetic device
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otosclerosis
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abnormal turning outward of one or both eyes
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exotropia
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SENTENCE COMPLETION
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...
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Use phac/o to build a word that means herniation of the lens
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phacocele
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Use ocul/o to build a word that means pertaining to the eye
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ocular
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Use retin/o to build a word that means abnormal condition of the retina
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reinosis
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Use scler/o to build a word that means softening of the sclera
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scleromalacia
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Use ophthalmic/o to build a word that means specialist in the study of the eyes
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ophthalmologist
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Use audi/o to build a word that means instrument for measuring hearing
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audiometer
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Use -cusis to build a word that means (poor) hearing (due to) old age
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presbycusis
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Use eso- to build a word that means turning inward (of one of both eyes)
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esotropia
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Use tympan/o to build a word that means forming an opening (mouth) in the eardrum
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tympanostomy
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Use myring/o to build a word that means surgical repair of the eardrum
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myringoplasty
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Use -opia to build a word that means double vision
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diplopia
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Use pupill/o to build a word that means process of recording (movement of) the pupil
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pupillography
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Use -opia to build a word that means dim or dull vision
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amblyopia
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Build a word that means inflammation of the choroid
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choroiditis
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Build a word that means surgical repair of the eyelids
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blepharoplasty
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Build a word that means inflammation of the conjunctiva
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conjunctivitis
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Build a word that means discharge from the ears
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otorrhea
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Build a word that means visual examination of the retina
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retinoscopy
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Build a word that means abnormal condition of the ear (caused by) fungi
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otomycosis
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Build a word that means excision of the stapes
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stapedectomy
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Build a word that means downward displacement or prolapse of the eyelid
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blepharoptosis
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Build a word that means inflammation of the cornea
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corneitis
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Build a word that means paralysis of the ciliary body
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cycloplegia
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Build a word that means double vision
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diplopia
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