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14 Med Term Eye
Anatomy of Eye
| Question | Answer |
|---|---|
| opt/o, optic/o | vision |
| ocul/o, ophthalm/o | eye |
| palpebr/o | eyelid |
| canth/o | canthus, corner of eye |
| lacrim/o, dacry/o | tears |
| dacryoaden/o | lacrimal gland, produces tears |
| dacryocyst/o | lacrimal sac, drains tears |
| eyeball consists of 3 layer | Fibrous tunic, Vascular tunic and Nervous tunic |
| kerat/o | cornea, anterior portion of eye |
| uve/o | uvea, middle layer of eye |
| cycl/o | ciliary body, produces aqueous humor |
| irid/o | iris, pigmented layer that allows light in |
| core/o, cor/o | pupil, dark center of iris |
| phak/o, phac/o | lens, |
| vitre/o | vitreous humor |
| macul/o | macula lutea |
| papill/o | optic disk, blind spot |
| retin/o | retina, inner layer of eye |
| macul/o | macula lutea, area in retina where light focuses |
| blepharedema | swelling of eyelid |
| blepharochalasis | hypertrophy of skin around eyelid |
| ectropion | outward turning of eyelid |
| entropion | inward turning of eyelid |
| chalazion | hardened swelling of a meibomian gland |
| hordeolum | stye |
| epiphora | overflow of tears |
| xerophthalmia | dry eye |
| amblyopia | dim vision due to disuse |
| exophthalmia | protrusion of eyeball from its orbit |
| strabismus | lack of coordination between eyes |
| esotropia | inward turning of eyes |
| astigmatism | curvature of cornea |
| hyperopia | farsightedness |
| nyopia | nearsightedness |
| presbyopia | progressive loss of elasticity of the lens |
| keratitis | inflammation of cornea |
| aniscoria | unequal pupils |
| hyphema | blood in the anterior chamber |
| aphakia | without lens, congenital or acquired |
| cataract | loss of transparency |
| achromatopsia | impairment of color vision, color-blindness |
| hemianopsia | loss of visual field |
| nyctalopia | inability to see well at night |
| retinal tear, detachment | separation of the retina from the choroid layer |
| scotoma | area of decreased vision in the visual field |
| nystagmus | involuntary, back-and-forth eye movement |
| choroidal hemangioma | tumor of the blood vessel layer under the retina |
| intraocular melanoma | malignant tumor of the choroid, ciliary body, iris |
| retinoblastoma | inherited condition that arises from embryonic retinal cells |
| Amsler grid | test to assess central vision |
| diopters | level of measurement that qualifies refraction errors |
| gonioscopy | visualization of the angle of the anterior chamber of the eye |
| Schirmer tear test | test to determine tear production |
| tonometry | measurement of intraocular pressure |
| visual acuity test | tests sharpness of vision |
| visual field test | determines visual space visible to an individual |
| dacryocystorhinistomy | new opening between the tear sac and nose |
| enucleation of the eye | removal of entire eyeball |
| evisceration of eye | removal of contents of eyeball, leaving the sclera intact |
| exenteration of eye | removal of entire contents of orbit |
| anterior ciliary sclerotomy | incision in the sclera to treat presbyopia |
| corneal incision procedure | cornea is cut to change shape |
| flap procedure | any procedure which a segment of the cornea is cut as a means to access structures below |
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