Medical-Surgical Nursing Exam 1 (Key Terms) With Correct Solutions

Medical-Surgical Nursing Exam 1 (Key
Terms) With Correct Solutions.




accommodation - CORRECT ANSWER✔✔the process by which the eye maintains a clear image on the
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retina
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anterior chamber - CORRECT ANSWER✔✔aqueous-containing space in the eye between the posterior
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(endothelial) cornea and the anterior iris and pupil
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aqueous humor - CORRECT ANSWER✔✔transparent nutrient-containing fluid that fills the anterior and
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posterior chambers of the eye
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astigmatism - CORRECT ANSWER✔✔refractive error due to an irregularity in the curvature of the cornea
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binocular vision - CORRECT ANSWER✔✔normal ability of both eyes to focus on one object and fuse the two
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images into one
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blindness - CORRECT ANSWER✔✔inability to see, defined as corrected visual acuity of 20/400 or less, or a
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visual field of no more than 20 degrees in the better eye
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, bullous keratopathy - CORRECT ANSWER✔✔corneal edema with painful blisters in the epithelium due to
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corneal endothelial dysfunction
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chemosis - CORRECT ANSWER✔✔edema of the conjunctiva
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diplopia - CORRECT ANSWER✔✔seeing one object as two; double vision
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ectropion - CORRECT ANSWER✔✔turning out of the lower eyelid
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emmetropia - CORRECT ANSWER✔✔normal refractive condition resulting in clear focus on retina; no
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optical defects
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endophthalmitis - CORRECT ANSWER✔✔intraocular infection of aq. humor or vitreous humor j j j j j j j j j j




-usually after cataract surgery
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by *staph epidermidis, pseudomonas*
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entropion - CORRECT ANSWER✔✔turning in of the lower eyelid
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enucleation - CORRECT ANSWER✔✔removal of the eyeball and part of the optic nerve
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evisceration - CORRECT ANSWER✔✔removal of the intraocular contents through a corneal or scleral
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incision; the optic nerve, sclera, extraocular muscles, and sometimes the cornea are left intact
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exenteration - CORRECT ANSWER✔✔surgical removal of the entire contents of the orbit, surrounding soft
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tissue, and most or all of the eyelids. this includes the eyeball
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