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Chapter 5
The Eye
Term | Definition |
---|---|
aqua/o | water |
blephar/o | eyelid |
corne/o | cornea |
cycl/o | circle, ciliary body |
dacry/o | tear |
ir/o | iris, colored part of eye |
kerat/o | cornea |
lacrim/o | tear |
ocul/o | eye |
phac/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 |
blepharoplasty | surgical repair of an eyelid |
cryoretinopexy | use of intense cold to seal a hole or tear in the retina; used to treat retinal detachment |
dacryocystectomy | excision of a lacrimal sac |
enucleation | excision of an eyeball |
iridectomy | excision of a portion of iris tissue |
presbyopia | impaired vision caused by old age or loss of accomodation |
accommodation | ability of the eye to adjust focus on near object |
aphakia | absence of the lens, usually after cataract extraction |
blepharitis | inflammation of the eyelid |
ptosis | drooping of the eyelid; usually caused by paralysis |
cataract | opaque clouding of the lens causing decreased vision |
ectropian | outward of the rim of the eyelid (tropo = turning) |
trichiasis | misdirected eyelashes that rub on the conjunctiva or cornea |