Card Set Information
nursing 101 assessment
what is the Hirschberg Test?
positive light reflex test
What is the name of the eye chart used for literate adults
Snelling Standard Chart
What does PERRLA stand for?
Equal (look the same)
how to check for red reflex
approach from oblique angle about 14 inches from client and watch for the red flash in eyes
Another name for tear glands and ducts is
Does an infant have tears at birth?
No, not until 3 months
how to check for misalignment in infants eyes
Cover test - look at something cover one eye move cover eye should focus on object
children do not have 20/20 vision until what age?
6-7 yrs of age
test for color vision is important for children
how does vision change in the elderly
decreased acuity, peripheral vision (especially)
pupils react sluggishly
Arcus senilis - thin gray line around cornea
orbital fat decreases
steps of checking external eye
near, far, peripheral
eye lids, lashes, conjunctiva, sclera, pupils, red reflex
what is UAP?
unlicensed Assisted Personal.
Can nurses delegate analysis and interpretation to an UAP?
When would you use the Snelling E chart?
for clients that are unable to read
assessment external structures of the eye
ask pt to raise and lower eyebrows
hair evenly distributed
curled slightly outward
assessment external eye structures
inspect open and closed
no discharge or discoloration
lids close symmetrically
15-20 blinks per min
what does 20/20 stand for on Snelling Chart
numerator is the number of feet away from the chart
denominator is the distance a normal eye could read the chart
loss of elasticity of the lens and thus loss of the ability to see close objects
uneven curvature of the cornea
may occur with myopia and hyperopia
inflammation of the bulbar and palpebral conjunctiva
result of foreign body, chemical agent
inflammation of the lacrimal sac
redness tenderness and swelling of the hair follicle and glands that empty at the edge of the eyelid
this opacity of the lens or its capsule, which blocks light rays
disturbance in the circulation of aqueous fluid, which causes increased ocular pressure