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The Eye
| Term | Definition |
|---|---|
| blepharitis | inflammation of the eyelid |
| rods | rod-shaped cells within the retina that respond to dim light |
| strabismus | a condition of eye misalignment caused by intraocular muscle imbalance (strabisus = squinting; hetero = other) |
| sonography | use of high-frequency sound waves to detect pathology within the eye (e.g, foreign bodies and detached retina) |
| ciliary muscle | smooth muscle portion of the ciliary body, which contracts to assist in near vision |
| blepharochalisis | baggy eyelid; overabundance and loss of skin elasticity on the upper eyelid causing a fold of skin to hang down over the edge of the eyelid when the eyes are open (chalasis = slackening) |
| trabecular meshwork | mesh-like structure in the anterior chamber that filters the aqueous humor as it flows into the canal of Schlemn |
| dacry/o | tear |
| blephar/o | eyelid |
| corne/o | cornea |
| vitre/o | glassy |
| -opia | vision condition |
| presby/o | old age |
| phot/o | light |
| scler/o | hard or sclera |
| ophthalm/o | eye |
| phak/o | lens (lentil) |
| irid/o | iris, colored part of eye |
| pupil | black, circular opening in the center of the iris through which light passes as it enters the eye |
| cones | cone-shaped cells within the retina that are color sensitive and respond to bright light |
| lens capsule | capsule that encloses the lens |
| macula lutea | central region of the retina; responsible for central vision; yellow pigment provides its color |
| optic disc | exit site of retinal nerve fibers as well as entrance point for retinal arteries and exit point for retinal veins |
| optic nerve | nerve responsible for carrying impulses for the sense of sight from the retina to the brain |
| gt | drop |
| gtt | drops |
| IOL | intraocular lens |
| LASIK | laser-assisted in situ keratomileusis |
| tonometry | use of a tonometer to measure intraocular pressure, which is elevated in glaucoma |
| iritis | inflammation of the iris |
| epiphore | abnormal overflow of tears caused by blockage of the lacrimal duct (epi = upon; phero = to bear) |
| conjunctivitis | pinkeye; inflammation of the lacrimial gland |
| aphakia | absence of the lens, usually after cataract extraction |
Created by:
kstalling1
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