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Chapter 10
The Eye
52
Medical
Not Applicable
07/06/2005

Additional Medical Flashcards

 


 

Cards

Term
aque/o
Definition
water
Term
blephar/o
Definition
eyelid
Term
conjunctiv/o
Definition
conjunctiva (to join together)
Term
corne/o
kerat/o
Definition
cornea
Term
ir/o
irid/o
Definition
colored circle, iris
Term
lacrim/o
dacry/o
Definition
tear
Term
ocul/o
opththalm/o
opt/o
Definition
eye
Term
phac/o
phak/o
Definition
lens (lentil)
Term
phot/o
Definition
light
Term
presby/o
Definition
old age
Term
retin/o
Definition
retina
Term
scler/o
Definition
hard or sclera
Term
vitre/o
Definition
glassy
Term
-opia
Definition
condition of vision
Term
blepharospasm
Definition
involuntary contraction of the muscles surrounding the eye causing uncontrolled blinking and squinting
Term
diplopia
Definition
double vision
Term
exophthalmos
exophthalmus
Definition
abnormal protrusion of one or both eyeballs
Term
lacrimation
Definition
secretion of tears
Term
nystagmus
Definition
involuntary, rapid oscillating movement of the eyeball
Term
photophobia
Definition
extreme sensitivity to and discomfort from light
Term
scotoma
Definition
blind spot in vision
Term
refractive errors
Definition
defects in the bending of light as it enters the eye causing an improper focus on the retina
Term
astigmatism
Definition
distorted vision caused by an oblong or cylindrical curvature of the lens or cornea that prevents light rays from coming to a single focus on the retina
Term
hyperopia
Definition
farsightedness; difficulty seing close objects
Term
myopia
Definition
nearsightedness; difficulty seeing distant objects
Term
presbyopia
Definition
impaired vision caused by old age or loss of accomodation
Term
accomodation
Definition
ability of the eye to adjust focus on near objects
Term
cataract
Definition
opaque clouding of the lens casuing decreaqsed vision
Term
conjunctivitis
Definition
pinkeye; inflammation of the conjunctiva
Term
diabetic retinopathy
Definition
disease of the retina in daibetics characterized by capillary leakage, bleedingm and new vessel formation (neovascularization) leading to scarring and loss of vision
Term
glaucoma
Definition
a group of diseases of the eye characterized by increased intraocular pressure that results in damage to the optic nerve, producing defects in vision
Term
hordeolum
Definition
a sty; an acute infection of a sebaceous gland of the eyelid
Term
macluar degeneration
Definition
breakdown or thinning of the tissues in the macula, resulting in partial or complete loss of central vision
Term
retinal detachment
Definition
separation of the retina from underlying epithelium, disrupting vision and resulting in blindness if not repaired surgically
Term
strabismus
Definition
a condition of eye misalignment caused by intraocular muscle imbalance
Term
opthalmoscopy
Definition
use of an opthalmoscope to view the interior of the eye
Term
tonometry
Definition
use of a tonometer to measure intraocular pressure, which is elevated in glaucoma
Term
blepharoplasty
Definition
surgical repair of an eyelid
Term
cataract extraction
Definition
excision of a cloudy lens from the eye
Term
cryoretinopexy
Definition
use of intense cold to seal a hole or tear in the retina; used to treat retinal detachment
Term
enucleation
Definition
excision of an eyeball
Term
laser surgery
Definition
use of a laser to make incisions or destroy tissue (used to create fluid passages or obliterate tumors)
Term
intraocular lens implant (IOL)
Definition
inplantation of an artificial lens to replace a defective natural lens (e.g. after cataract extraction)
Term
contact lens
Definition
a small plastic curved disc with optical correction that fits over the cornea; used to correct refractive errors
Term
eye installation
Definition
introduction of a medical solution in the eye usually administered by a drop (gt) or drops (gtt) in the eye
Term
OD
Definition
oculus dexter - right eye
Term
OS
Definition
oculus sinister - left eye
Term
OU
Definition
oculus unitas - both eyes
Term
eye irrigation
Definition
washing of the eye with water or other fluid
Term
antibiotic opthalmic solution
Definition
antimicrobial agent in solution; used to treat bacterial infections (such as conjunctivitis and corneal ulcers)
Term
mydriatic
Definition
an agent that causes dilation of the pupil
Term
miotic
Definition
an agent that causes the pupil to contract (mio = less)
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