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Eye
| Term | Definition |
|---|---|
| aque/o | water |
| blephar/o | eyelid |
| corne/o | cornea |
| irid/o | iris |
| kerat/o | cornea |
| lacrim/o | tear |
| ophthalm/o | eye |
| phak/o | lens |
| presby/o | old age |
| scler/o | hard/sclera |
| -opia | condition of vision |
| anterior chamber | fluid-filled space btwn cornea and iris |
| aqueous humor | watery liquid that fills the chambers of the eye providing nutrients |
| choroid | vascular layer under sclera that nourishes outer retina |
| ciliary body | composed of ciliary process and ciliary muscle |
| cornea | bends light to focus image |
| palpebra | eyelid |
| fovea centralis | point of sharpest vision |
| meibomian glands | (tarsal glands) oil glands at edge of eyelids |
| iris | colored circle that is responsible for constricting and dilating pupil |
| lens | transparent structure behind pupil that bends and focuses light |
| macula lutea | center of retina, central vision |
| optic disc | where optic nerves and vessels enter/exit retina; blind spot |
| posterior chamber | btwn iris and front of vitreous chamber |
| pupil | opening in iris that lets light onto retina |
| cones | responsible for color vision |
| rods | responsible for low light acuity |
| vitreous | jelly-like mass that is btwn lens and retina; gives bulk to eye |
| asthenopia | eye weakness |
| diplopia | double vision |
| exophthalmos | bulging eyeballs |
| lacrimation | tears |
| nystagmus | rapid oscillation of eyeballs |
| scotoma | blind spot in vision |
| astigmatism | distorted vision caused by oblong or cylindrical curve of lens or cornea that prevent light from being focused to a single spot on retina |
| accomadation | ability of eye to focus on near objects |
| amblyopia | decreased vison on early life |
| aphakia | absence of a lens |
| blepharochalasis | baggy eyelid |
| ptosis | dropping of upper eyelid |
| cataract | opaque clouding of lens |
| diabetic retinopathy | disease of retina in people with diabetes that causes scarring and loss of vision |
| entropion | inward folding of eyelid |
| epiphora | abnormal overflow of tears |
| glaucoma | group of diseases that cause increased IOP that puts pressure on optic nerve |
| macular degeneration | breakdown of tissues in macula lutea that causes partial or complete loss of central vision |
| pterygium | wing-shaped conjunctiva that extends over cornea |
| strabismus | eye misalignment, cross-eyed or lazy eyes |
| fluorescein angiography | visualization and photography of retinal and intraocular vessels with dye |
| sonography | high-frequency sound waves to detect pathology in eye |
| tonometry | use of a tonometer to measure IOP |
| blepharoplasty | surgical repair of eyelid |
| cryoretinopexy | intense cold to seal hole or tear in retina; to treat retinal detachment |
| enucleanation | excision of eyeball |
| LASIK | laser-assisted in situ keratomileusis; used to reshape surface of cornea |
| scleral buckling | silicone band to cinch eyeball and reduce pull on retina |
Created by:
cfbarone
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