inner edge of the eye; angle where the upper and lower eye lids meet
epicanthus
the vertical fold of the skin on either side of the nose
adnexa
any appendages or excessory structures of an organ
conjuctiva
mucous membrane of each eyelid; forms a protective mucous covering of the eye
sclera
white of the eye that maintains the white of the eye
cornera
transparent anterial portion of the sclera; one of the few body parts w/o capillaries
macu/o
spot
fove/o
pit
lens
flexible and curved structure found behind the iris and pupil
ocular champer
lies in front of lens; subdivided by the irsi into the anterior and posterior chmabers
canal schlemn
the structure that drains the aquous humor
optic disk
blind spot; where optic nerve and blood vessels enter the eye
macula
area of the retina that is repsonable for centeral oir straight head vision
accommodation
the process where the eye makes ajustments for seeing objects at different distances; includes constriction and dialation of the pupil, movement of the eye and changes in the shape of the lens
enucleation
the process of removing the entire opening or mass from the supporting tissue
diopter
measurethe refractive error of the eye
flourescein angiography
test that assesses the blood and the leakage in and beneath the retina; done by injection
evisceration
removal of the contents of the eye while leaving the sclera and cornea intact
chalazion
swelling of the eyelid due to an obstruction of one of the subacous folics of the eyelid
cataract
the clouding of the lens, can cause partial or total blindness
achromatopsia
color blindness
Macular Degneration
a condition in which blood and fluids leak from the introcular vessels and vision cells that leads to permit visual loss
retinablastoma
neoplastic intraocular disease thats found primarily in children
exopthalmos
protusion of one or both eye assocated w/ hyperthroidism
astigmatism
a defect of the refraction powers do to the curve of the cornea
nyctalopia
the person is not able to see at night
amblyopia
dimness of vision or partial loss of night vision w/o any type of dected lesion
auricle
outer ear; collects sound waves
pinna
outter ear
cerumen
wax secretion of the glands of the ear
tympanic membrane
ear drum; located b/w the middle and outer ear
ossicles
small bones found in middle ear
oval window
membrane that seperates the middle ear from the inner ear, on the external surface of the cochlea
labyrinth
inner ear
hair cells
tiny nerve endings that line the cochlea
semicircular canals
located in the inner ear contain the liquid and sensitive hair cells