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Chapter 5 Med Terms

Medical Terminology of The Eye

TermDefinition
anterior chamber fluid-filled space between the cornea and the iris
cornea transparent, anterior part of the eyeball covering the iris, pupil, and anterior chamber that functions to retract light to focus a visual image
eyelid movable, protective fold that opens and closes, covering the eye
iris colored circle, colored part of the eye located behind the cornea that contracts and dilates to regulate light passing through the pupil
tarsal glands oil glands located along the rim of the eyelids
lacrimal glands gland located in the upper outer region above the eyeball that secretes tears
lacrimal ducts tubes that carry tears to the lacrimal sac
optic nerve nerve responsible for carrying impulses for the sense of sight from the retina to the brain
asthenopia eyestrain
diplopia double vision
photophobia extreme sensitivity to and discomfort from light
accomodation ability of the eye to adjust focus on near objects
myopia nearsightedness; difficulty seeing distant objects when light rays are focused on a point in front of the retina
hyperopia farsightedness; difficulty seeing close objects when light rays are focused on a point in front of the retina
cataract opaque clouding of the lens causing decreased vision
keratitis inflammation of the cornea
iritis inflammation of the iris
ophthalmoscopy use of an ophthalmoscope to view the interior of the eye
blepharoplasty surgical repair of an eyelid
intraocular lens implantation of an artificial lens to replace a defective natural lens
contact lens small, plastic, curved disk with optical correction that fits over the cornea; used to correct refractive errors
eye irrigation washing of the eye with water or other fluid
mydriatic agent that causes dilation of the pupil; used for certain eye examinations
miotic agent that causes the pupil to contract
gt drop
IOL intraocular lens
LASIK laser-assisted in situ keratomileusis
sonography use of high frequency sound waves to detect pathology within the eye
slit lamp biomicroscopy combination of a microscope and a narrow beam of light used to examine the eye, especially the cornea, lens, fluids, and membranes
esotropia right or left eye deviates inward, toward nose
exotropia right or left eye deviates outward, away from nose
trichiasis misdirected eyelashes that rub on the conjunctiva or cornea
Created by: baileyoo
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