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Terminology
Test 2: Ch.7
115
Medical
Undergraduate 1
03/08/2009

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Term
blephar
Definition
eyelid
Term
conjunctiv
Definition
to bind together;
conjunctiva
Term
cor
core
Definition
pupil
Term
corne
Definition
horny;
cornea
Term
dacry
Definition
tear
Term
dipl
Definition
double
Term
fovea
Definition
small pit
Term
humor
Definition
fluid
Term
ir
irid
Definition
rainbow;
iris
Term
kerat
Definition
hard, cornea
Term
lacrim
Definition
tear
Term
nyct
nyctal
Definition
night; nocturnal
Term
ocul
Definition
eye
Term
opt
Definition
eye
Term
phac
phak
Definition
lens
Term
phot
Definition
light
Term
presby
Definition
old age
Term
retin
Definition
net; retina
Term
scler
Definition
thick, hard, sclera
Term
stigmat
Definition
point
Term
ton
Definition
tone, tension, pressure
Term
vitr
vitre
Definition
glassy
Term
-algia
Definition
pain
Term
-opterm00000067250=lens
Definition
Term
-phobia
Definition
fear
Term
-plegia
Definition
paralysis
Term
-ptosis
Definition
condition of falling or drooping
Term
-rrhagia
Definition
bleeding; hemorrhage
Term
-rrhea
Definition
excessive discharge (of fluid)
Term
cornea
Definition
transparent covering over the iris and pupil
Term
fovea centralis
Definition
small depression in retina where cones are in greatest abundance.

highest visual activity.
Term
vitreous humor
Definition
a gelatinous mass in the posterior cavity of the eye.
Term
aqueous humor
Definition
watery fluid in the anterior chamber of the eye.
Term
iris
Definition
colored part. (smooth muscle)
Term
lacrimal glands
Definition
tear glands located near the inner corners that secrete tears to wash over the eyes.
Term
intraocular
Definition
pertaining to within the eye.
Term
optic nerve
Definition
nerve pathway from retina of both eyes to the brain.
Term
optic disk
Definition
the "blind spot", it is a small region of the retina where photoreceptors are absent due to the origin of the optic nerve.
Term
retina
Definition
thin film of neurons at the back of the eye containing photoreceptors
Term
sclera
Definition
tough, white outer covering of the eye.
Term
anterior chamber
Definition
narrow cavity between cornea and iris
Term
choroid
Definition
a thin layer of connective tissue that is rich in blood vessels and located behind retina
Term
cones
Definition
see color perception
Term
fibrous layer
Definition
outer layer of the eye, fibrous connective tissue; cornea & sclera.
Term
lens
Definition
disc-shaped transparent structure locate behind the pupil that is suspended by ligaments attached to muscles.
Term
meibomian glands
Definition
small oil glands in the edges of the eyelids that keep eyes lubricated.

Heinrich Meibom
Term
posterior cavity
Definition
large cavity behind lens
Term
pupil
Definition
opening in center of iris that lets light in and it's size is controlled by nervous control of the iris.
Term
rods
Definition
see black and white
Term
vascular layer
Definition
middle layer of the eye, which includes the iris, pupil, lens and choroid
Term
asthenopia
asthen/opia
Definition
eyestrain
weakness/vision
Term
emmetropia
emmetr/opia
Definition
normal condition of the eye

according to, measure/vision
Term
leukocoria
Definition
condition of white in the pupil
Term
opthalmalgia
Definition
pain associated with the eye
Term
leukocoria
Definition
condition of white in the pupil
Term
opthalmorrhagia
Definition
hemorrhage of the eye.
Term
blepharoptosis
Definition
drooping of an eyelid
Term
astigmatism
Definition
defective curvature of the refractive surface of the eye.
Term
blepharitis
Definition
inflammation of the eyelid
Term
cataract
Definition
a reduction of transparency of the lens
Term
chalazion
Definition
a localized swelling at the edge oft an eyelid because of an obstructed meibomian gland.
Term
conjunctivitis
Definition
PINK EYE!
inflammation of conjunctiva
Term
corneoiritis
Definition
inflammation of the cornea and iris
Term
dacryocystitis
Definition
inflammation of the lacrimal sac
Term
detached retina
Definition
separation of retina from choroid at the back of the eye
Term
diplopia
Definition
double vision
Term
endophthalmitis
Definition
inflammation of internal tissues of the eye
Term
glaucoma
Definition
loss of vision due to intraocular pressure that damages nerve.
Term
hordeolum
Definition
infection of a meibomian gland causing a local swelling called a STY
Term
hyperopia
Definition
reduced vision of nearby objects
Term
iridoplegia
Definition
paralysis of the eye
Term
iritis
Definition
inflammation of the iris
Term
keratitis
Definition
inflammation of the cornea
Term
macular degeneration
Definition
age related loss of central vision when part of the retina (macula latea) deteriorates.
Term
myopia
Definition
reduced vision with distant objects.
nearsightedness.
Term
nyctalopia
Definition
poor vision at night or in dim light
Term
nystagmus
Definition
involuntary, rythmic movements of the eye
Term
oculomycosis
Definition
fungal infection of the eye
Term
opthalmopathy
Definition
general term for disease of the eye
Term
opthalmoplegia
Definition
paralysis of the eye affecting muscles that move the eyeball.
Term
photophobia
Definition
abnormal fear of light
Term
photoretinitis
Definition
inflammation of the iris caused by extreme light
Term
presbyopia
Definition
impaired vision due to aging
Term
pterygium
Definition
abnormal fold of fibrous tissue extending between the conjuctiva and cornea
Term
retinitis pigmentosa
Definition
inherited fold of fibrous tissue characterized by night blindness, progressive atrophy, & retinal pigment changes
Term
retinoblastoma
Definition
a malignant tumor that originates from a developing a retinal cell.
Term
retinopathy
Definition
a general term for any disease of the retina
Term
sclerokeratitis
Definition
inflammation of the sclera and cornea
Term
scleromalacia
Definition
softening of the sclera
Term
scotoma
Definition
an abnormal blind spot in vision
Term
strabismus
Definition
crossed eyes
Term
blepharoplasty
Definition
surgical repair
Term
cataract extraction
Definition
removal of a lens that has lost its clarity
Term
distance visual activity
Definition
test of how you can see that shape and details of objects from a recorded distance/
Term
enucleation
Definition
removal of an eyeball from the socket.
Term
flourescein angiography
Definition
visual recording of blood vessels in the retina and choroid using fluorescent dye injected into a vein.
Term
intraocular lens transplant
Definition
surgical implantation of an artificial lens to replace a defective natural lens
Term
iridectomy
Definition
removal of part of the iris
Term
iridotomy
Definition
incision into the iris to allow aqueous humor to drain from the anterior chamber; usually performed with a laser to treat glaucoma
Term
keratometry
Definition
a procedure using a hand-held device called a keratometer to measure curvature of the cornea usually for fitting contact lenses.
Term
keratoplasty
Definition
cornea transplant
Term
LASIK
Definition
use of laser to reshape corneal tissue beneath the surface of the cornea to correct vision.
Term
mydriatic
Definition
chemical agent that dilates pupils
Term
opthalmic evaluation
Definition
variety of procedures using special instruments to diagnose eye disorders
Term
opthalmologist
Definition
physician specialized in treatment of the eyes
Term
opthalmology
Definition
medical study of disease related to eyes.
Term
optometrist
Definition
a professional--not physician--trained to examine eyes to correct vision problems and eye disorders
Term
phaceomulsification
Definition
use of ultrasound frequencies to break up a cataract
Term
photorefractive keratectomy
Definition
use of laser to flatten the corneal surface in an effort to corect myopia
Term
radial keratotomy
Definition
incisions in the cornea in a spoke-like effect in an effort to flatten cornea and correct myopia
Term
scleral buckling
Definition
repair of detached retina. sutures cause slight buckling of the sclera
Term
sonography
Definition
high frequency sound waves used to detect problems associated with the eye like foreign objects or detached retina
Term
strabotomy
Definition
incision into the tendons of an eye's extrinsic muscle to correct strabismus
Term
tonometry
Definition
measurement of intraocular pressure with a tonometer.
Term
vitrectomy
Definition
surgical removal of the vitreous humor
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