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Chapter 5 Med Terms

CNHP 2010 Chapter 5

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 the 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
conjunctiva 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)
Created by: Mosun14
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