NSG 460 Exam 1 questions with answers
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Scotoma - CORRECT ANSWERS ✔✔Blind spot surrounded by area
|\ |\ |\ |\ |\ |\ |\ |\ |\
of decreased vision and also optic nerve disorders
|\ |\ |\ |\ |\ |\ |\
Diplopia - CORRECT ANSWERS ✔✔double vision - can be caused
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
by medication toxicity
|\ |\
Purulent discharge - CORRECT ANSWERS ✔✔thick and yellow
|\ |\ |\ |\ |\ |\ |\ |\
discharge, forms crusts during the night while sleeping
|\ |\ |\ |\ |\ |\ |\
Glaucoma testing? - CORRECT ANSWERS ✔✔Patient >50 should
|\ |\ |\ |\ |\ |\ |\ |\
be tested for glaucoma
|\ |\ |\
Cornea - CORRECT ANSWERS ✔✔clear tissue in the front of the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
eye
Iris - CORRECT ANSWERS ✔✔colored part of the eye surrounding
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
the pupil |\
Pupil - CORRECT ANSWERS ✔✔dark hole in the iris that regulates
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
the amount of light going into the eye
|\ |\ |\ |\ |\ |\ |\
Lens - CORRECT ANSWERS ✔✔small clear disk inside the eye that
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
focuses light rays onto the retina
|\ |\ |\ |\ |\ |\
,Retina - CORRECT ANSWERS ✔✔layer that lines the back of the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
eye, senses light, and creates electrical impulses that travel
|\ |\ |\ |\ |\ |\ |\ |\ |\
through the optic nerve to the brain
|\ |\ |\ |\ |\ |\
Blepharitis - CORRECT ANSWERS ✔✔Eyelid inflammation, |\ |\ |\ |\ |\ |\
infection of the eyelid margins that causes redness, crusted, and
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
scaly eyelids. Normally caused by a gland dysfunction
|\ |\ |\ |\ |\ |\ |\
Hordeolum - CORRECT ANSWERS ✔✔Sty - eyelid infection, red |\ |\ |\ |\ |\ |\ |\ |\ |\
and painful, caused by staph aureus. Can affect the external or
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
internal lid margin |\ |\
Conjunctivitis - CORRECT ANSWERS ✔✔Pink eye - can be |\ |\ |\ |\ |\ |\ |\ |\ |\
bacterial or viral. Inflammation of the conjunctiva. Can be spread
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
through direct contact or by hands, towels, etc. Will have
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
redness, itching, tearing, discharge |\ |\ |\
Keratitis - CORRECT ANSWERS ✔✔Inflammation of the cornea
|\ |\ |\ |\ |\ |\ |\ |\
caused by infection, lack of tears, or trauma. Manifestations:
|\ |\ |\ |\ |\ |\ |\ |\ |\
tearing, discharge, photophobia. |\ |\
Belpharospasm - CORRECT ANSWERS ✔✔Spasm of the eyelid and |\ |\ |\ |\ |\ |\ |\ |\
inability to open the day may develop
|\ |\ |\ |\ |\ |\ |\
Chalazion - CORRECT ANSWERS ✔✔Eyelid cyst - inflammation of
|\ |\ |\ |\ |\ |\ |\ |\ |\
a small cystic gland in the eyelid. Gland opening becomes
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
clogged and it swells. Treated with warm compressed, rarely
|\ |\ |\ |\ |\ |\ |\ |\ |\
antibiotics.
, Corneal ulcers - CORRECT ANSWERS ✔✔Caused by infection,
|\ |\ |\ |\ |\ |\ |\ |\
trauma, or contact lens overuse. Shingles are a common cause.
|\ |\ |\ |\ |\ |\ |\ |\ |\
Uveitis/Iritis - CORRECT ANSWERS ✔✔Inflammation of the |\ |\ |\ |\ |\ |\ |\
vascular layer/iris. Pupil is constricted. Caused by trauma,
|\ |\ |\ |\ |\ |\ |\ |\
infections, rheumatologic disease that affects other parts of the
|\ |\ |\ |\ |\ |\ |\ |\ |\
body. Pain in the eyeball exists. Eye will look bloodshot, blurred
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
vision, light sensitivity, and spots in the vision
|\ |\ |\ |\ |\ |\ |\
Eye allergies - CORRECT ANSWERS ✔✔Severe allergies may
|\ |\ |\ |\ |\ |\ |\ |\
cause damage to the eye that might even threaten eyesight.
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
Allergies can result in chronic inflammation that may
|\ |\ |\ |\ |\ |\ |\ |\
permanently damage the cornea. Usually caused by seasonal |\ |\ |\ |\ |\ |\ |\ |\
allergies, sensitivity to cosmetics, medications, or dust
|\ |\ |\ |\ |\ |\
Diabetic Retinopathy - CORRECT ANSWERS ✔✔Affects the blood
|\ |\ |\ |\ |\ |\ |\ |\
vessels in the back of the eye, on the retina. Two types:
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
nonproliferative - less severe, may be bleeding in the retina. |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
Proliferative - more severe where new abnormal blood vessels |\ |\ |\ |\ |\ |\ |\ |\ |\
grow on the retina. Tx involves laser surgery, but damage may
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
be permanent
|\
Stabismus - CORRECT ANSWERS ✔✔Crossed eyes. One eye might
|\ |\ |\ |\ |\ |\ |\ |\
track differently than the other causing a disjointed appearance.
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
Young children may develop decreased vision in one eye
|\ |\ |\ |\ |\ |\ |\ |\ |\
(amblyopia). Tx involves an eye patch on stronger eye, eye |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
exercises, and possibly surgery |\ |\ |\
|\ |\ |\ |\ |\ |\
Scotoma - CORRECT ANSWERS ✔✔Blind spot surrounded by area
|\ |\ |\ |\ |\ |\ |\ |\ |\
of decreased vision and also optic nerve disorders
|\ |\ |\ |\ |\ |\ |\
Diplopia - CORRECT ANSWERS ✔✔double vision - can be caused
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
by medication toxicity
|\ |\
Purulent discharge - CORRECT ANSWERS ✔✔thick and yellow
|\ |\ |\ |\ |\ |\ |\ |\
discharge, forms crusts during the night while sleeping
|\ |\ |\ |\ |\ |\ |\
Glaucoma testing? - CORRECT ANSWERS ✔✔Patient >50 should
|\ |\ |\ |\ |\ |\ |\ |\
be tested for glaucoma
|\ |\ |\
Cornea - CORRECT ANSWERS ✔✔clear tissue in the front of the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
eye
Iris - CORRECT ANSWERS ✔✔colored part of the eye surrounding
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
the pupil |\
Pupil - CORRECT ANSWERS ✔✔dark hole in the iris that regulates
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
the amount of light going into the eye
|\ |\ |\ |\ |\ |\ |\
Lens - CORRECT ANSWERS ✔✔small clear disk inside the eye that
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
focuses light rays onto the retina
|\ |\ |\ |\ |\ |\
,Retina - CORRECT ANSWERS ✔✔layer that lines the back of the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
eye, senses light, and creates electrical impulses that travel
|\ |\ |\ |\ |\ |\ |\ |\ |\
through the optic nerve to the brain
|\ |\ |\ |\ |\ |\
Blepharitis - CORRECT ANSWERS ✔✔Eyelid inflammation, |\ |\ |\ |\ |\ |\
infection of the eyelid margins that causes redness, crusted, and
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
scaly eyelids. Normally caused by a gland dysfunction
|\ |\ |\ |\ |\ |\ |\
Hordeolum - CORRECT ANSWERS ✔✔Sty - eyelid infection, red |\ |\ |\ |\ |\ |\ |\ |\ |\
and painful, caused by staph aureus. Can affect the external or
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
internal lid margin |\ |\
Conjunctivitis - CORRECT ANSWERS ✔✔Pink eye - can be |\ |\ |\ |\ |\ |\ |\ |\ |\
bacterial or viral. Inflammation of the conjunctiva. Can be spread
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
through direct contact or by hands, towels, etc. Will have
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
redness, itching, tearing, discharge |\ |\ |\
Keratitis - CORRECT ANSWERS ✔✔Inflammation of the cornea
|\ |\ |\ |\ |\ |\ |\ |\
caused by infection, lack of tears, or trauma. Manifestations:
|\ |\ |\ |\ |\ |\ |\ |\ |\
tearing, discharge, photophobia. |\ |\
Belpharospasm - CORRECT ANSWERS ✔✔Spasm of the eyelid and |\ |\ |\ |\ |\ |\ |\ |\
inability to open the day may develop
|\ |\ |\ |\ |\ |\ |\
Chalazion - CORRECT ANSWERS ✔✔Eyelid cyst - inflammation of
|\ |\ |\ |\ |\ |\ |\ |\ |\
a small cystic gland in the eyelid. Gland opening becomes
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
clogged and it swells. Treated with warm compressed, rarely
|\ |\ |\ |\ |\ |\ |\ |\ |\
antibiotics.
, Corneal ulcers - CORRECT ANSWERS ✔✔Caused by infection,
|\ |\ |\ |\ |\ |\ |\ |\
trauma, or contact lens overuse. Shingles are a common cause.
|\ |\ |\ |\ |\ |\ |\ |\ |\
Uveitis/Iritis - CORRECT ANSWERS ✔✔Inflammation of the |\ |\ |\ |\ |\ |\ |\
vascular layer/iris. Pupil is constricted. Caused by trauma,
|\ |\ |\ |\ |\ |\ |\ |\
infections, rheumatologic disease that affects other parts of the
|\ |\ |\ |\ |\ |\ |\ |\ |\
body. Pain in the eyeball exists. Eye will look bloodshot, blurred
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
vision, light sensitivity, and spots in the vision
|\ |\ |\ |\ |\ |\ |\
Eye allergies - CORRECT ANSWERS ✔✔Severe allergies may
|\ |\ |\ |\ |\ |\ |\ |\
cause damage to the eye that might even threaten eyesight.
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
Allergies can result in chronic inflammation that may
|\ |\ |\ |\ |\ |\ |\ |\
permanently damage the cornea. Usually caused by seasonal |\ |\ |\ |\ |\ |\ |\ |\
allergies, sensitivity to cosmetics, medications, or dust
|\ |\ |\ |\ |\ |\
Diabetic Retinopathy - CORRECT ANSWERS ✔✔Affects the blood
|\ |\ |\ |\ |\ |\ |\ |\
vessels in the back of the eye, on the retina. Two types:
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
nonproliferative - less severe, may be bleeding in the retina. |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
Proliferative - more severe where new abnormal blood vessels |\ |\ |\ |\ |\ |\ |\ |\ |\
grow on the retina. Tx involves laser surgery, but damage may
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
be permanent
|\
Stabismus - CORRECT ANSWERS ✔✔Crossed eyes. One eye might
|\ |\ |\ |\ |\ |\ |\ |\
track differently than the other causing a disjointed appearance.
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
Young children may develop decreased vision in one eye
|\ |\ |\ |\ |\ |\ |\ |\ |\
(amblyopia). Tx involves an eye patch on stronger eye, eye |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
exercises, and possibly surgery |\ |\ |\
