Medical-Surgical Nursing Exam 1 (Key Terms) - Jersey College Exam Questions And Answers

Medical-Surgical Nursing Exam 1 (Key Terms) - Jersey College Exam Questions And Answers accommodation - ANS the process by which the eye maintains a clear image on the retina anterior chamber - ANS aqueous-containing space in the eye between the posterior (endothelial) cornea and the anterior iris and pupil aqueous humor - ANS transparent nutrient-containing fluid that fills the anterior and posterior chambers of the eye astigmatism - ANS refractive error due to an irregularity in the curvature of the cornea binocular vision - ANS normal ability of both eyes to focus on one object and fuse the two images into one blindness - ANS inability to see, defined as corrected visual acuity of 20/400 or less, or a visual field of no more than 20 degrees in the better eye bullous keratopathy - ANS corneal edema with painful blisters in the epithelium due to corneal endothelial dysfunction chemosis - ANS edema of the conjunctiva diplopia - ANS seeing one object as two; double vision ectropion - ANS turning out of the lower eyelid emmetropia - ANS normal refractive condition resulting in clear focus on retina; no optical defects endophthalmitis - ANS intraocular infection of aq. humor or vitreous humor -usually after cataract surgery by *staph epidermidis, pseudomonas* entropion - ANS turning in of the lower eyelid enucleation - ANS removal of the eyeball and part of the optic nerve evisceration - ANS removal of the intraocular contents through a corneal or scleral incision; the optic nerve, sclera, extraocular muscles, and sometimes the cornea are left intact exenteration - ANS surgical removal of the entire contents of the orbit, surrounding soft tissue, and most or all of the eyelids. this includes the eyeball hyperemia - ANS red eyes resulting from dilation of the vasculature of the conjunctiva hyperopia - ANS farsightedness; light rays focus behind the retina hyphemia - ANS blood in the anterior chamber of the eye hypopyon - ANS collection of inflammatory cells that has the appearance of a pale layer in the inferior anterior chamber of the eye injection - ANS congestion of blood vessels keratoconus - ANS a cone-shaped protrusion of the center o