special senses: eyes Flashcards
(23 cards)
opt/o, optic/o, ocul/o, ophthalm/o
eyes or vision
corne/o, kerat/o
cornea. Transparent, outer layer of eye. Maintains shape and protects inner portion
cor/o, pupill/o
pupil. Black circular portion of eye, permits light to enter the eye.
ir/o
iris. Colored portion of the eye, surrounds the pupil
retin/o
retina. Converets images to electrical impulses, transmits images to brain
blephar/o
eyelid. Protects eye from foreign matter, excessive light, and impact.
conjunctiv/o
conjunctiva. Mucous membrane lining of eyelid and sclera
scler/o
sclera. White of eye.
dacry/o
tear, tear duct
cataract
clouding of the lens of the eye
glaucoma
loss of peripheral vision, tunnel vision
strabismus
crossing of the eyes, lazy eye
astigmatism
unequal curvature of the cornea. Causes eyes not to focus properly; vision problems.
hyperopia
farsightedness
myopia
nearsightedness.
diplopia
double vision
monochromatism
color blindness
nyctalopia
night blindness
cryoretinopexy
surgical fixation of retina by using extreme cold
photophobia
fear of the light / sensitive to light
ophthalmoplegia
paralysis of the eye muscle
conjunctivitis
pink eye
PERRLA
pupils are equal, round responsive to light and accomodation