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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 |