Chapter 17 Flashcards
Sense Organs: the Eye and the Ear
acous/o
hearing
ambly/o
dim, dull
anis/o
unequal
aque/o
water
audi/o
hearing
audit/o
hearing
aur/o
ear
auricul/o
ear
blephar/o
eyelid
cochle/o
cochlea (inner part of ear)
conjunctiv/o
conjunctiva (lines the eyelids)
cor/o
pupil
corne/o
cornea
cycl/o
ciliary body of eye, cycle, circle
dacry/o
tear
dipl/o
double
glauc/o
gray
ir/o
iris (colored portion of eye)
irid/o
iris (colored portion of eye)
kerat/o
cornea, hard, horny tissue
lacrim/o
tear, tear duct, lacrimal duct
mastoid/o
mastoid process (behind the ear)
mi/o
smaller, less
myc/o
fungus
mydr/o
wide, widen
myring/o
tympanic membrane (eardrum)
nyct/o
night
ocul/o
eye
ophthalm/o
eye
opt/o
eye, vision
optic/o
eye, vision
ossicul/o
ossicle (small bone)
ot/o
ear
palpebr/o
eyelid
papill/o
nipple-like, optic disc (disk)
phac/o
lens of eye
phak/o
lens of eye
phot/o
light
presby/o
old age
pupill/o
pupil (dark center of the eye)
retin/o
retina
salping/o
auditory (eustachian) tube
scler/o
sclera (white of eye), hard
scot/o
darkness
staped/o
stapes (middle ear bone)
tympan/o
tympanic membrane (eardrum), middle ear
uve/o
uvea, vascular layer of eye (iris, choroid, ciliary body)
vestibul/o
vestibule of the inner ear
vitre/o
glassy
xer/o
dry
-acusis
hearing
-cusis
hearing
-meter
instrument to measure, measure
-metry
measure
-opia
vision condition
-opsia
vision condition
-otia
ear condition
-phobia
fear
-plegic
pertaining to paralysis, palsy
-tropia
to turn
OU
both eyes
VA
visual acuity
OD
right eye
OS
left eye
VF
visual field
PE tube
pressure-equalizing tube
EENT (ENT)
eyes, (ears, nose, throat)
IOL
intraocular lens
IOP
intraocular pressure
PERRLA
pupils equal, round, reactive to light and accommodation
AS
left ear
AD
right ear
ENG
electronystagmography – test of the balance mechanism of inner ear by assessing eye movements
fluorescein angiography
IV injection of dye followed by photographs of eye with dilated pupils
LASIK
laser in situ keratomileusis - laser removes corneal tissue to correct myopia
scleral buckle
suture of silicone band to sclera to correct retinal detachment
visual acuity test
test for clearness of vision
laser photocoagulation
high energy light radiation beams used to stop retinal hemorrhaging
tonometry
measurement of tension or pressure within eye (glaucoma test)
phacoemulsification
ultrasonic vibrations break up lens and is aspirated from the eye
retinal detachment
two layers of the retina separate from each other
macular degeneration
loss of central vision caused by deterioration of the macula of the retina
strabismus
abnormal deviations of the eye occur (esotropia and exotropia)
diabetic retinopathy
retinal micro aneurysms, hemorrhages, dilation of retinal veins, and neovascularization occur secondary to an abnormal endocrine condition
cataract
clouding of the lens causes decreased vision
presbyopia
impairment of vision as a result of old age
myopia
nearsightedness
hyperopia
farsightedness