Nursing Exam 1 (Key Terms)
Questions All Solved 2025/2026
Updated.
accommodation - Answer the process by which the eye maintains a clear image on the retina
anterior chamber - Answer aqueous-containing space in the eye between the posterior
(endothelial) cornea and the anterior iris and pupil
aqueous humor - Answer transparent nutrient-containing fluid that fills the anterior and
posterior chambers of the eye
astigmatism - Answer refractive error due to an irregularity in the curvature of the cornea
binocular vision - Answer normal ability of both eyes to focus on one object and fuse the
two images into one
blindness - Answer 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 - Answer corneal edema with painful blisters in the epithelium due to
corneal endothelial dysfunction
chemosis - Answer edema of the conjunctiva
diplopia - Answer seeing one object as two; double vision
ectropion - Answer turning out of the lower eyelid
emmetropia - Answer normal refractive condition resulting in clear focus on retina; no
optical defects
endophthalmitis - Answer intraocular infection of aq. humor or vitreous humor
-usually after cataract surgery
by *staph epidermidis, pseudomonas*
, entropion - Answer turning in of the lower eyelid
enucleation - Answer removal of the eyeball and part of the optic nerve
evisceration - Answer 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 - Answer surgical removal of the entire contents of the orbit, surrounding soft
tissue, and most or all of the eyelids. this includes the eyeball
hyperemia - Answer red eyes resulting from dilation of the vasculature of the conjunctiva
hyperopia - Answer farsightedness; light rays focus behind the retina
hyphemia - Answer blood in the anterior chamber of the eye
hypopyon - Answer collection of inflammatory cells that has the appearance of a pale layer
in the inferior anterior chamber of the eye
injection - Answer congestion of blood vessels
keratoconus - Answer a cone-shaped protrusion of the center of the cornea, not
accompanied by inflammation
miotics - Answer medications that cause constriction of the pupil
mydriatics - Answer medications that cause dilation of the pupil
myopia - Answer nearsightedness; difficulty seeing distant objects when light rays are
focused on a point in front of the retina
neovascularization - Answer growth of abnormal new blood vessels
nystagmus - Answer involuntary oscillation of the eyeball; involuntary rhythmic eye
movement