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Contact Term 3
Question | Answer |
---|---|
Chalazion | inflammatory enlargement of a meibomian gland in the eyelid |
Chemosis | severe edema of the conjunctiva |
Choroid | vascular, intermediate coat that furnishes nourishment to the other parts of the eyeball |
Choroiditis | inflammation of the choroid and retina |
Ciliary body | portion of the vascular coat between iris and choroid; consists of ciliary processes and the ciliary muscle |
Colobama | congenital cleft due to failure of the eye to complete growth in the part affected |
Color deficiency | diminished ability to perceive difference in color, usually true for reds and greens, rarely for blues and yellows |
Cones | light sensitive retinal receptor cell that provides sharp visual acuity and color discrimination |
Conformer | plastic shell sometimes used as a temporary "false eye" after removal of an eye |
Conjunctiva | Mucous membrane that lines the eyelids and covers the front part of the eyeball |
Conjunctivitis | inflammation of the mucous membrane lining of the eyelid and/or eyeball |
Convergence | process of directing the visual axes of the two eyes to a near point with the result that the pupils of the two eyes are closer together |
Corneal Dellen | localized zone of corneal thinning usually at the edge (limbus) caused by excessive dehydration |
Cycloplegic | A drug that temporarily puts the ciliary muscle at rest and dilates the pupil; often used to ascertain the error of refraction |
Cyst | A sac containing fluid |
Dacryoadenitis | inflammation of the lacrimal gland; often chronic and caused by a granulomatous disease; accute form occurs with mumps and infectious mononucleosis |
Dacryocystitis | inflammation of the lacrimal sac |