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Med Terminology: CH5

Sydney Henderson

TermDefinition
Aqua/o water
Blephar/o eyelid
corne/o cornea
cycl/o circle/ ciliary body
dacry/o tear
ir/o iris, colored part of eye
irid/o iris, colored part of eye
kerat/o cornea
lacrim/o tear
ocul/o eye
ophthalm/o eye
opt/o eye
phac/o lens (lentil)
phak/o lens (lentil)
phot/o light
presby/o old age
retin/o retina
scler/o hard or sclera
vitre/ o glassy
-opia vision condition
anterior chamber fluid-filled space between cornea and iris
aqueous humor watery liquid secreted by the ciliary processes that fills the anterior and posterior chambers of the eye and provides nourishment for the cornea, iris, and lens
scleral venous sinus duct in the anterior chamber that carrier filtered aqueous humor to veins and bloodstream; also called canal of Schlemm
choroid vascular layer beneath the sclera that provides nourishment to the outer portion of the retina
ciliary body ring of tissue behind the peripheral iris that is composed of ciliary muscle and ciliary processes
ciliary muscle smooth muscle portion of the ciliary body, which contracts to assist in near vision
ciliary processes epithelial tissue folds on the inner surface of the ciliary body that secrete aqueous humor
conjuctiva mucous membrane that lines the eyelids and outer surface of the eyeball
cornea transparent anterior portion of the outer covering of the eye
eyelid movable, protective fold that opens and closes, covering the eye; also called palpebra
fovea centralis pinpoint depression in the center of the macula lutea that is the site of sharpest vision
fundus interior surface of the eyeball, including the retina, optic disk, macula, and posterior pole (curvature at the back of the eye)
zeis glands oil glands opening into the follicles of the eyelashes
tarsal glands oil glands located along the rim of the eyelids; also called meibomian glands
meibomian glands oil glands located along the rim of the eyelids
iris colored circle; colored part of the eye located behind the cornea that contracts and dilates to regulate light passing through the pupil
lacrimal gland gland located in the upper outer region above the eyeball that secretes tears
lacrimal ducts tubes that carry tears to the lacrimal sac
lacrimal sac structure that collects tears before emptying into the nasolacrimal duct
lens the transparent structure behind the pupil that changes shape to help focus images on the retina
lens capsule capsule that encloses the lens
macula lutea central region of the retina; responsible for central vision; yellow pigment provides its color
Created by: SyddySyd
 

 



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