L 13 Analyze & Define Flashcards
achromatopsia
complete color blindness
amblyopia
unilateral or bilateral decrease of best corrected vision in an otherwise healthy eye
anisometropia
condition in which the refractive power of the eyes is unequal
anisopia
condition in which the visual power of the eyes is unequal
ankyloblepharon
adhesion of the edges of the upper eyelid to the lower one
binocular
pertaining to both eyes
blepharism
twitching or blinking of the eyelids
blepharostat
a device for separating the eyelids during an operation
chloropia
sign of digitalis toxicity in which viewed objects appear green
choroid
the dark blue vascular layer of the eye between the sclera and retina
corestenoma
narrowing of the pupil
cyclokeratitis
inflammation of both the cornea and the uveal tract
dacryohemorrhea
discharge of bloody tears
enophthalmos
recession of the eyeball into the orbit
herpes facialis
herpes simplex pertaining to the face
heterochromia iridis
different colors of the iris or sector of the iris in the two eyes
hydrophthalmos
distention of the eyeball owing to an accumulation of fluid within it
hypermetropia
farsightedness
hypometropia
nearsightendess
iralgia
pain felt in the iris
iridadenosis
a glandular infection of the iris
iridocyclectomy
surgical removal of the iris and ciliary body
isocoria
equality of pupillary size
keratorrhexis
corneal rupture
lacrimation
the secretion and discharge of tears
macropsia
state in which objects that sre seen or felt appear to be greatly magnified
microphakia
abnormally small crystalline lens
micropsia
visual disorder in which objects seem smaller than they actually are
myopia
error in refraction in which light rays are focused in front of the retina, enabling the person to see only a short distance
nasolacrimal
pertaining to the nose and lacrimal apparatus
nyctamblyopia
reduction or dimness of vision at night without visible eye changes
ophthalmia neonatorum
severe purulent conjuctivitis in the newborn
optometrist
a doctor of optometry
orthoptic
pertaining to or producing normal binocular vision
oxyopia
abnormal acuteness of vision
palinopsia
persistence of a visual image after the object has been removed
phacolysis
any dissolution or disintegration of the crystalline lens
polycoria
the state of having more than one pupil in one eye
photopia
adjustment of the eye for vision in bright light
presbyopia
permanent loss of accommodation of the crystalline lens of the eye, maked by inability to maintain focus on objects held near the eye
pseudopsia
visual hallucinations or false perceptions
purulent conjuctivitis
conjuctivitis caused by organisms producing pus
retinodyalysis
detachment of the retina at its periphery
schizoblepharia
fissure of an eyelid
sinistrocular
having the left eye dominant
stigmatism
condition in which light rays are accurately focused on the retina
suppurative choroiditis
inflammation of the choroid
varicoblepharon
varicose tumor of the eyelid
xanthopsia
condition in which objects appear to be yellow
xeroma
dryness with keratinization of the epithelium following chronic conjuctivitis or diseases caused by vitamin A deficiency