NUR1212C Exam 1 Study Materials Questions + Answers Graded A+
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NUR1212C
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NUR1212C
flourescein angiography - ️️IV injection of a dye followed by serial photographs of
the retina; used for problems with retinal circulation
diabetic retinopathy - ️️result of changes of the blood vessels of the retina that
occur over time; common cause is type 2 DM; primary focus of care ...
NUR1212C Exam 1 Study Materials
flourescein angiography - ✔️✔️IV injection of a dye followed by serial photographs of
the retina; used for problems with retinal circulation
diabetic retinopathy - ✔️✔️result of changes of the blood vessels of the retina that
occur over time; common cause is type 2 DM; primary focus of care is prevention
(maintain BS)
myopia - ✔️✔️nearsightedness; light focuses before the retina; trouble seeing far
objects
hyperopia - ✔️✔️farsightedness; light focuses beyond the retina; trouble seeing close
objects
presbyopia - ✔️✔️vision decline due to age; lens is less elastic; hard to focus on close
objects (think of older people holding things far away to be able to see them)
cataract - ✔️✔️protein denaturation of the lens; blurry vision; lens will appear opaque
and cloudy
glaucoma - ✔️✔️increased IOP; results from fluid buildup; can result in blindness; will
be on meds for life
normal IOP? - ✔️✔️10-21 mmHg
damaging IOP? - ✔️✔️25-30 mmHg
what IOP is sometimes seen in glaucoma? - ✔️✔️60-70 mmHg
which eye disorder is hereditary? - ✔️✔️primary open angle glaucoma
If something is stuck in the eye, which imaging assessment would you NOT use? -
✔️✔️MRI- could pull out the object if metal
CT scan - ✔️✔️can detect tumors, bone structures, and eye muscles
slit-lamp examination - ✔️✔️exam of anterior eye structures (test where you put your
chin on the rest)
, corneal staining - ✔️✔️dye is put into the conjunctival sac to point out abnormalities of
the cornea
tonometry - ✔️✔️measures IOP; tests for glaucoma; puff of air into the eye
Electroretinography - ✔️✔️graphs the retinas response to light stimulation
conjunctivits - ✔️✔️inflammation of the conjunctiva; can be caused by chemical, viral,
bacterial, or allergy.
Bacterial=pink eye
corneal ulceration - ✔️✔️deep injury of the cornea; an emergency
Why is a Corneal ulceration considered an emergency? - ✔️✔️because the cornea has
no separate blood supply and infections that can permanently impair vision develop
rapidly
keratononus - ✔️✔️degeneration of the corneal tissue resulting in abnormal corneal
shapes; can cause corneal damage if untreated
open angle glaucoma - ✔️✔️results from obstruction to outflow of fluid; vision changes
are gradual; results in tunnel vision
closed angle glaucoma - ✔️✔️results from blocking of outflow of fluid; blurred vision;
eye redness; causes sudden eye pain and N/V; MEDICAL EMERGENCY
nystagmus - ✔️✔️involuntary rapid eye movement (can be one eye or both)
retinal detachment - ✔️✔️retina peels of the back of the eye; caused by injury where
fluid and blood can accumulate
Which eye disorder is the leading cause of blindness? - ✔️✔️glaucoma
astigmatism - ✔️✔️a condition in which the eye does not focus properly because of
uneven curvatures of the cornea
macular degeneration- wet - ✔️✔️growth of new blood vessels in the macula
macular degeneration- dry - ✔️✔️gradual blockage of capillaries
describe pink eye - ✔️✔️bacterial infection; caused by staph; discharge coming from
from the eye (will start watery and become thicker); AKA bacterial conjunctivitis
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