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| outer protective layer of the eye, "white of the eye", strong and protective |
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| transparent anterior part of sclera which is in front of the aqueous humor and lies over the iris |
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| middle layer of the eye which has many blood vessels |
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| pigmented muscular structure that allows light to pass through |
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| directly behind the pupil, focuses and bends light |
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| innermost layer of the eye that contains the vision receptors |
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| liquid in the interior cavity of the eye, btw cornea and iris |
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substance behind the lens in the posterior
btw the lens and retina, jelly like maintains shape of the eye, in the posterior cavity |
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| oil glands in upper and lower edges of eyelids that lubricate the eye |
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| lacrimal glands and ducts |
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| carries visual implulses from retina to the brain |
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| mucous membrane lining the eyelids and covering the anterior portion of the sclera |
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| carries visual impulses from the retina to the brain |
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| conjunctiva,mucus membrane lining the eyelids,covering the anterior portion of the sclera. |
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| A small blind spot on the retina surface, situated at the point where the fibers of the retina exit the eye and join the optic nerve |
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| yellow oval, has an indentation, center of retina |
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| back of eye, has retinal cones |
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| Refractory adjustment of the lens of the eye.To perceive an object that is distant, the ciliary body relaxes, and the lens flattens. To perceive near objects, the ciliary body contracts, and the lens thickens as it becomes rounded. |
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| The bending of light rays as they pass through the cornea, lens, and other structures of the eye in route to the retina. |
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| pertaining to the tear duct |
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| pertaining to the nose and tear ducts |
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| anything pertaining to the eye |
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| A person who fills ophthalmic prescriptions and grinds and fits contact lenses and eyeglasses. |
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| A health professional who tests the eyes for visual acuity, diagnoses and manages eye health, and prescribes corrective eyeglasses or contact lenses. |
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| A state of normal vision characterized by the proper correlation between the refractive system of the eye and the axial length of the eyeball |
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| A refraction error that results when light rays entering the eye are brought into focus behind the retina; caused by the eyeball being too short from front to back. Also called farsightedness |
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| night blindness, or poor night vision |
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| Hyperopia and impaired vision resulting from a loss of elasticity of the lens of the eye, associated with advanced aging. |
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| a hereditary, progressive disease marked by night blindness with atrophy and retinal pigment changes |
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| paralysis of the eye muscles |
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| eye is abnormally sensitive to the light |
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| Involuntary jerking movement of the eye |
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| abnormal condition of squinting or crossed eyes |
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| . A complication of strabismus; the vision in one eye is reduced due to its disuse or misuse. |
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| A defective curvature of the refractive surface of the eye |
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| An inflammatory condition of the internal eye, involving the ocular cavities and their adjacent structures. Also called entophthalmia. |
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| localized inflammation of the eyelid, |
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| an inflammation of the conjunctiva |
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| is a condition of a dry (xer/o) conjunctiva and cornea, caused by a vitamin A deficiency |
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Definition
| a yellow mass on the conjunctiva that seems to be caused by environmental irritants, such as ultraviolet light, dry air, or dust |
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| An inflammation of the tear sac or lacrimal sac (dacryocyst/o) |
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| is an inflammation of the cornea |
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| is an inflammation of the iris |
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| is an inflammation of both the cornea and iris. |
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| Hordeolum, a pus-producing infection of a sebaceous gland of the eyelid. Also spelled stye. |
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| Any disease of the eye caused by a fungus. Also called ophthalmomycosis. |
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| If the inflammation affects the cornea and the sclera |
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| Inflammation of the retina caused by extreme light |
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| an abnormal fold of membrane extending from the conjunctiva to the cornea. |
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| which is a rapid bleeding, or hemorrhaging, from the eye |
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| which is a softening of the sclera |
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Definition
| which is a softening of the cornea |
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Definition
| which is a tumor arising from the developing retinal cell. |
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| is a general term for any disease (–pathy) of the retina. |
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| a separation of the retina from the choroid in back of the eye. |
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| a progressive deterioration of the portion of the retina called the macula lutea, resulting in a loss of central vision. |
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| instrument used to measure the cornea for fitting contact lenses |
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| instrument used to visually examine the pupil |
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| instrument used to examine the interior of the eye |
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| instrument used to measure the power and range of vision |
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| instrument used to measure the pressure in the eyes |
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| an agent that constricts the pupil |
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| photorefractive keratectomy (PRK) |
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Definition
| a procedure in which a laser is used to reshape the corneal surface by removing a portion of the cornea |
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Definition
| Surgical repair of the cornea, or a corneal |
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| A surgical repair of the eyelid |
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| cryoextraction of the lens |
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Definition
| a surgical procedure in which the cataract is lifted from the eye with an extremely cold probe, called a cryoprobe |
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Definition
| phacoemulsification (phac/o = lens). involves use of an ultrasonic needle probe to break up the lens, which is then aspirated. to treat cataract |
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| A detached retina can sometimes be repaired by surgical fixation of the retina, using extreme cold in the form of carbon dioxide. |
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Definition
| reattaches the retina using a cryoprobe and a silicon sponge to push the sclera in toward the retinal wall. |
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Definition
| involves repairing retinal detachment or tears using an intense, precisely focused light beam to coagulate tissue protein. |
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Definition
| an incision into the sclera |
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Definition
| an excision of part of the iris |
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Definition
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Definition
| An incision into both the edge of the iris and into the sclera |
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Definition
| the creation of an artificial opening (–stoma) between the tear (dacry/o) sac (cyst/o) and the nose |
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Definition
| the surgical removal of any entire organ that comes out clean and whole—in this case, the eye. |
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Term
| intraocular pressure (IOP) |
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Definition
| caused by fluid buildup in the eyes |
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Term
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Definition
| A group of eye diseases characterized by an elevated intraocular pressure that results in pathologic changes in the optic disk and defects in the field of vision. |
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Term
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Definition
| a surgical creation of a drain to reduce the intraocular pressure |
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