Medical terminology chapter 12 ear Flashcards
organ of vision
eye
sclera
outer protective layer of eye or white of the eye
uvea
layer of tissue under scleara and cornea contains choroid, iris and ciliary body
choroid
middle layer of eye that contains blood vessels for nutrients
iris
muscular structure that controls amount of light entering eye by controlling size of pupil
ciliary body
connects to choroid to the iris produces aqueous humor and helps change the shape of the lens for focusing
pupil
opening in center of iris
lens
lies behind pupil helps focus and bend light
inner most layer of eye contains vision receptors
retina
small portion of retina at back of eye helps detailed vision
macula
carries visual impulses from retina to brain
optic nerve
aqueous humor
watery liquid found in back of cavity of eye (provides nourishment to nearby structures and helps maintain its eye shape)
vitreous humor
jellylike substance found behind lens in posterior cavity of eye and helps maintain shape
meibomian glands
oil glands found in upper and lower edges of eyelids help lubricate eye
tear system It’s a group of glands, sacs and ducts that makes new tears and drains old ones away
lacrimal apparatus
conjunctiva
mucous membrane lining the eyelids and covers front portion of sclera
blephar/o
eyelid
conjunctiv/o
conjunctiva
cor/o
pupil
corne/o
cornea
dacry/o
tears
ir/o
iris
irid/o
iris
kerat/o
cornea
lacrin/o
tears
ocul/o
eye
opthalm/o
eye
opt/o
vision
phac/o
lens
phak/o
lens
pupil/o
pupil
retin/o
retina
scler/o
sclera
uve/o
uvea
angi/o
blood vessels
blast/o
germ cell or developing cell
cry/o
cold
cyst/o
bladder
dipl/o
double
is/o
equal
leuk/o
white
myc/o
fungus
nas/o
nose
phot/o
light
pseud/o
false
rhin/o
nose
ton/o
tension,pressure
xer/o
dry,dryness
a-an-
absence of or without
bin-
two
endo-
within
intra-
within
-al
pertain to
-algia
pain
-ar
pertain to
-ary
pertain to
-eal
pertain to
-ectomy
surgical removal
-graphy
process of recording, radiographic imaging
-ia
diseased, abnormal state or condition
-ic
pertain to
-itis
inflmmation
-logist
specialist
-logy
study of
-malacia
softening
-meter
instrument to measure
-metry
measurement
-oma
tumor or swelling
opia
vision
osis
abnormal condition
pathy
disease
pexy
surgical fix
phobia
abnormal fear or aversion
plasty
repair