Ophthalmology Flashcards
(127 cards)
Ophthalmology
sclera
outer protective layer of the eye; the portion seen on the anterior portion of the eyeball is referred to as the white of eye
Ophthalmology
cornea
transparent anterior part of the sclera, which is anterior to aqueous humor and lies over the iris. It allows the light rays to enter the eye
Ophthalmology
choroid
middle layer of the eye, which in interlaced with many blood vessels that supple nutrient to the eyes
Ophthalmology
iris
the pigmented muscular structure that regulates the amount of ligh entering the eye by controlling the size of the pupil
Ophthalmology
pupil
opening in the center of the iris
Ophthalmology
lens
lies directly behind the pupil; its function is to focus and bend light
Ophthalmology
retina
innermost layer of the eye, which contains the vision receptors
Ophthalmology
aqueous humor
watery liquid found in teh anterior cavity of the eye. It providdes nourishment to nearby structures and maintains shape in the anterior part of the eye
Ophthalmology
vitreous humor
jellylike substance found behind the lens in the posterior cavity of the eye that maintains its shape
Ophthalmology
meibomian glands
oil glands found in the upper and lower edges of th eyelids that help lubricate the eye
Ophthalmology
lacrimal glands and ducts
produce and drain tears
Ophthalmology
optic nerves
carries visual impulses from the retina to the brain
Ophthalmology
conjunctiva
mucous membrane lining the eyelids and covering the anterior portion of the sclera
Ophthalmology
blephar/o
eyelid
Ophthalmology
cor/o, core/o, pupil/o
pupil
Ophthalmology
corne/o, kerat/o
cornea
Ophthalmology
dacry/o, lacrim/o
tear, tear duct
Ophthalmology
ir/o, irid/o
iris
Ophthalmology
ocul/o, ophthalm/o
eye
Ophthalmology
opt/o
vision
Ophthalmology
phac/o, phak/o
lens
Ophthalmology
retin/o
retina
Ophthalmology
scler/o
sclera
Ophthalmology
cry/o
cold