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70 Cards in this Set

  • Front
  • Back
blepharo
pertaining to the eyelid
core
central part; in the eye, the pupil
cyclo
pertaining to the ciliary body
dacryo
pertaining to tears
gonio
pertaining to the iridocorneal angle
hyal
pertaining to the vitreous
iridic
pertaining to the iris
papilla
pertaining to the optic nerve head
phaco
pertaining to the lens
abducens nerve
innervates the lateral rectus
abduction
rotation of the eye laterally
acuity
ability of the eye to see fine detail
adnexa
adjacent structures to the eye, e.g. eyelids or extraocular mm
blepharitis
inflammation of the eyelid
blepharospasm
involuntary contraction of the orbicularis muscle
bombe (of iris)
forward displacement of the iris caused by blockage of the pupil, that prevents forward flow of aqueous humor
bupthalamos
enlargement of the eye due to glaucoma
cycloplegia
paralysis of accomidation
distichiasis
reduplication of the eyelashes; the inner lashes originate from the meibomian gland orfices and may irritate the cornea
dystrophy
inherited degenerative change, e.g., the cornea and retina may be affected by a number of different types of dystrophy
ectropion
abnormal outward placement of the eyelid
endophthalmitis
inflammation of the entire interior of the eye
entropion
abnormal inward displacement of the lid margin toward the eye
epiphora
tearing due to blockage of the lacrimal drainage apparatus or overproduction of tears
episclera
loose CT on the scleral surface
episcleritis
inflammation of the episclera
evisceration
removal of the contents within the eye with retention of the sclera and orbit
floaters
opacities within the vitreous space that cause moving shadows on the retina
fundus (ocular)
internal surface of the posterior eye, including the optic disc, the retina and the choroidal or scleral details visible through the retina
goniolens
special type of contact lens that permits examinaiton of the periphery of the anterior chamber
hyphema
blood in the anterior chamber of the eye
hypopyon
accumulation of neutrophils and fibrin in the anterior chamber
keratectomy
removal of a superficial portion of the cornea
keratic precipitates
inflammatory deposits on the posterior surface of the cornea
keratitis
inflammation of the cornea
lacrimation
excessive tearing
lagopthalmos
failure of the eyelids to close completely
leukoria
whit pupil caused by opaque tissue in the eye
leukoma
dense scar of the cornea
limbus
junction of the cornea and sclera
meibomian glands
sebaceous glands within the tarsal plates that open on the lid margin
microphthalmia
abnormally small eyeball
nystagmus
involuntary oscillation of the eyes
opthalmoplegia
paralysis of the eye muscles
ora ciliaris retina
the anterior boundary of the retina with the ciliary body
pannus
superficial vascular scar
panopthalmitis
generalized inflammation of all tunics of the eye
papilledema
swelling of the optic disc visible opthalmoscopically; due to increased intracranial pressue or interference with axonplasmic flow
phacoanaphylaxis
intraocular reaction resulting from sensitivity to lens material
periorbita
periosteum lining the orbit
phacoemulsification
surgical procedure of breaking the lens up with ultrasound and aspiration of the fragments
ptosis
drooping of the upper elelid due to deficient innervation or muscular strength
retinopathy
noninflammatory disease of the retina
retrobulbar
behind the eye
strabismus
failure of straightness of the eyes
subluxation of the lens
partial displacement of the lens from its normal position
synechia
adhesion of the iris to the lens or cornea
tarsorrhaphy
partial or complete fusion of the lids for the purpose of protecting the cornea from exposure
Tenon's capsule
connective tissue or fascial sheath encircling the eyeball posteriorly
trichiasis
aberrant lashes that turn against the cornea
trabeculum
meshwork in the anterior chamber angle through which the aqueous humor flows to leave the eye
uvea
vascular and pigmented layer of the eye, including the choroid, ciliary body and iris
xerophthalmia
dryness of the eyes
zonule
system of fibrils that suspends the lens
In a cat, if drugs are necessary for opthalmic examination, which drug is ideal?
Ketamine. 10mg/kg. produces dilated pupuls, eyes straight ahead, and immobilization.
In horses, how are exams routinely done?
With or without ocular pain, sedation and palpebral nerve akenesia is routinely used for a thorough examination. Xylazine, and block of palpebral nerve of the auriculopalpebral nerve (branch of the VIIth cranial nerve)
When is slight anisocoria physiologic?
In cases of heterochromia. (Lighter eye will be slightly mydriatic).
How long does Atropine last in the normal dog eye?
3 days!
How long does Atropine last in a normal horse eye?
5-11 days!
What is the preferred mydriatic for diagnostics in the dog and cat?
Tropicamide 1% (dog) or 0.5% cats