click below
click below
Normal Size Small Size show me how
ALH Chapter 16
Special Senses
Term | Definition |
---|---|
ambylo | dull, dim |
blepharo | eyelid |
choroido | choroid |
conjuctivo | conjunctiva |
coreo | pupil |
cyclo | ciliary body of eye, cycle |
dacryo | tear, laminal apparatus |
lacrimo | tear, laminal apparatus |
dacryocysto | lacrimal sac |
glauco | gray |
gonio | angle |
irido | iris |
kerato | horny tissue, hard, cornea |
phaco | lens |
presbyo | old age |
scoto | darkness |
vitro | vitreous body |
mastoido | mastoid process |
oto | ear |
salpingo | tubes |
stapedo | stapes |
myringo | tympanic membrane |
-acusia | hearing |
-cusis | hearing |
-opia | vision |
-opsia | vision |
-tropia | turning |
achromatopsia | severe congenital deficiency in color perception. complete color blindness |
chalazion | small, hard tumor developing on the eyelid |
conjuctivitis | inflammation of conjunctiva |
ectropion | eversion or outward turning of lower eyelid |
entropion | inversion, inward turning of lower eyelid |
epiphora | abnormal overflow of tears |
hordeolum | localized, inflammatory swelling of one of the sebaceous glands of the eyelids. |
metamorphsoia | visual distortion of objects |
nyctalopia | impaired vision in dim light, night blindness |
nystagmus | involuntary eye movement. appear jerky and impair vision |
papilledema | swelling and hyperemia of optic disc |
presbyopia | loss of accommodation of the crystalline lens associated with aging |
retinopathy | disorder of retinal blood vessels |
trachoma | chronic contagious form of conjunctivitis that leads to blindness |
anacusis | complete deafness |
conduction impairment | blocking of sound waves as they pass through the external and middle ear |
labyrinthitis | inflammation of inner ear that usually results from an acute febrile process |
Meniere disease | disorder of the labyrinth that leads to progressive hearing loss |
noise-induced hearing loss | caused by destruction of hair cells. Sounds are too long, too loud or too close |
otitis externa | infection of the external auditory canal |
presbyacusis | impairment of hearing resulting from old age |
tinnitus | perception of ringing hissing or other sounds in ears or head when no other external sound is present |