Medical Terminology Chapter 12 -EYE
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| aque/o | show 🗑
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| blephar/o | show 🗑
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| show | conjunctiva (to join together)
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| show | cornea
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| show | ciliary body (circle)
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| ir/o, irid/o | show 🗑
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| show | tear
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| show | eye
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| show | lens (lenitl)
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| phot/o | show 🗑
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| presby/o | show 🗑
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| retin/o | show 🗑
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| scler/o | show 🗑
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| show | glassy
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| show | condition of vision
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| show | fluid-filled space between the cornea and iris
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| show | water liquid secreted at the ciliary body that fills the anterior and posterior chambers of the eye and provides nourishment for the cornea, iris, and lens
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| show | duct in the anterior chamber that carries filtered aqueous humor to the veins and bloodstream
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| choroid | show 🗑
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| ciliary body | show 🗑
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| show | smooth muscle portion of the ciliary body, which contracts to assist in near-vision capability
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| show | epithelial tissue folds on the inner surface of the ciliary body that secrete aqueous humor
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| show | joining together; mucous membrane that lines the eyelids and ourter surface of the eyeball
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| show | transparent, anterior part of the eyeball covering the iris, pupil, and anterior chamber that functions to refract (bend) light to focus a visual image
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| eyelid (palpebra) | show 🗑
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| show | pinpoint depression in the center of the macula lutea that is the site of sharpest vision (fovea=pit)
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| show | interior surface of the eyeball including the retina, optic disk, macula, and posterior pole (curvature at the back of the eye)
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| glands of Zeis | show 🗑
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| meibomian glands | show 🗑
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| iris | show 🗑
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| show | gland located in the upper outer region above the eyeball that secretes tears
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| show | transparent structure behind the pupil that bends and focuses light rays on the retina
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| lens capsule | show 🗑
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| macula lutea (macula) | show 🗑
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| nasolacrimal duct | show 🗑
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| show | exit site of retinal nerve fibers as well as the entrance point for retinal arteries and the exit point for retinal veins
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| show | nerve responsible for carrying impulses for the sense of sight from the retina to the brain
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| show | space between the back of the iris and the front of the vitreous filled with aqueous fluid
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| show | black circular opening in the center of the iris through which light passes as it enters the eye
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| retina | show 🗑
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| show | cone-shaped cells within the retina that are color sensitive and respond to light
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| show | rod-shaped cells within the retina that respond to dim light
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| sclera | show 🗑
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| show | mesh-like structure in the anterior chamber that filters the aquaous humor as it flows into the canal of Schlemn
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| vitreous | show 🗑
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| asthenopia | show 🗑
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| blepharospasm | show 🗑
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| diplopia | show 🗑
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| exophthalmous, exophthalmus | show 🗑
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| show | secretion of tears
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| nystagmus | show 🗑
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| show | extreme sensitivity to, and discomfort from, light
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| show | blind spot in vision
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| show | defects in the bending of light as it enters the eye, causing and improper focus on the retina
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| show | distorted vision caused by and oblong or cylindrical curvature of the lens or cornea that prevents light rays from coming to a single focus on the retina
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| hyperopia | show 🗑
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| show | nearsightedness; difficulty seeing distant objects when light rays fall short of the proper focus on the retina
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| show | impaired vision owing to old-age loss of accommodation
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| accomodation | show 🗑
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| show | decreased vision in early life due to a functional defect that can occur as a result strabismus, refractive errors
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| show | absence of the lens, usually after cataract extraction
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| show | inflammation of the eyelid
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| blepharochalasis, dermatochalasis | show 🗑
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| show | drooping of the eyelid usually caused by paralysis
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| show | chronic nodular inflammation of a meibomian gland, usually the result of a blocked duct; commonly presents as a swelling on the upper or lower eyelid
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| cataract | show 🗑
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| conjuctivitis | show 🗑
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| dacryoadentis | show 🗑
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| dacryocystitis | show 🗑
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| show | disease of the retina in diabetics characterized by capillary leakage, bleeding, and new vessel formation (neovascularization), leading to scarring and loss of vision
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| ectropion | show 🗑
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| show | abnormal overflow of tears caused by blockage of the lacrimal duct
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| show | group of disease of the eye characterized by increased intraocular pressure that results in damage to the optic nerve, producing defects in vision
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| show | sty; an acute infection of a sebaceous gland of the eyelid
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| show | inflammation of the iris
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| keratitis | show 🗑
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| show | breakdown or thinning of the tissues in the macula
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| pseudophakia | show 🗑
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| pterygium | show 🗑
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| show | separation of the retina from the underlying epithelium, disrupting vision and resulting in blindness if not repaired surgically
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| show | inflammation of the retina
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| show | crossed eyes
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| show | both eyes deviate
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| esotropia | show 🗑
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| exotropia | show 🗑
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| show | misdirected eyelashes that rub on the conjunctiva or cornea
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| distance visual acuity | show 🗑
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| fluorescein angiography | show 🗑
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| ophthalmoscopy | show 🗑
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| show | measurement of refractive errors using a phoropter to determine best corrected vision and prescription for eye glasses or contact lenses
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| phoropter | show 🗑
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| show | use of a tabletop microscope to examine the eye, especially the cornea, lens, fluids, and membranes
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| show | use of high-frequency sound waves to detect pathology within the eye such as foreign bodies or a detached retina
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| tonometry | show 🗑
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| show | surgical repair of an eyelid
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| show | excision of a cloudy lense from the eye
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| show | use of intense cold to seal a hole or tear in the retina; used to treat retinal detachment
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| dacryocystectomy | show 🗑
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| enucleation | show 🗑
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| iridectomy | show 🗑
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| show | incision into the iris (usually with a laser) to allow for drainage of aqueous humor from the posterior to anterior chamber; used to treat a type of glaucoma
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| show | corneal transplant; replacement of a diseased or scarred cornea with a healthy one from a matched donor
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| laser surgery | show 🗑
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| show | technique using the excimer laser to reshape the surface of the cornea refractive errors such as myopia, hyperopia, and astigmatism
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| show | implantation of an artificial lens to replace a defective natural lens
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| show | use of ultrasound to shatter and break up a cataract with aspiration and removal
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| scleral buckling | show 🗑
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| show | removal of a portion of the trabecular meshwork to increase the flow of aqueous humor from the eye
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| contact lens | show 🗑
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| show | introduction of a medicated solution in the eye
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| eye irrigation | show 🗑
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| antibiotic opthalmic solution | show 🗑
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| show | agent that paralyzes the ciliary muscle and powers of accomodation
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| mydriatic | show 🗑
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| show | agent that causes the pupil to contract
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