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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 |