How can we help?

You can also find more resources in our Help Center.

study test sheet chapter17

STUDY
PLAY
cornea
fibrous layer of clear tissue that extends over the anterior portion of the eye and is continuous with the white of the eye
macula lutea
yellowish region in te retina; contains the fovea centralis
lens
the eye structure is transparent, biconvex and focuses light on the retina
optic chiasma
place were optic nerve fivers cross in the brain
accommodation
adjustment of the lens by the ciliary body
cones
photosensitive receptor cells of the retina; make the perception of color possible
conjunctivits
pinkeye inflammation
myopia
nearsightedness
astigmatism
defective curvature of the cornea or lens
macular degeneration
loss of central vision
cochlea
snail shaped spirally wound tube in the inner ear
tinnitus
ringing sound in ears
refraction
Bending of light rays by te cornea lens and fluids of the eye
rod
photosensitive make dim light possible
hyperopia
farsighted
aqueous humor
fluid produced by the ciliary body
keratitis
inflammation of the cornea
cataract
clouding of the lens
strabismus
deviation of the eye esotropia and exotropia
pupiledema
swelling in the region of the optic disc
macular degeneration
progressive damage to the yellowish region on the retina (lateral to and slightly below the optic disc
cerumen
waxy substance
my/ring/o/tomy
incision of the eardrum
otosclerosis
hardening of bony tissue in the inner ear; ankylosis of the staper may occur
otolaryngologist
specialist in the study of the ear and voice box