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LOM Ch 17 Sense Organs Set 6
Language of Medicine, 9th Edition, Davi-Ellen Chabner Sense Organs
30
Medical
Professional
07/04/2010

Additional Medical Flashcards

 


 

Cards

Term
presby/o
Definition
combining form meaning old age
Term
scot/o
Definition
combining form meaning darkness
Term
scotoma
Definition
a blind spot that results from damage to the retina or the optic nerve
Term
xer/o
Definition
combining form meaning dry
Term
xerophthalmia
Definition
dry eyes
Term
hypermetropia
Definition
combining form meaning far-sightedness
Term
visual field
Definition
space of vision of each eye
Term
hemianopsia
Definition
visual loss in the right or left visual field of both eyes
Term
-tropia
Definition
suffix meaning to turn
Term
-opia, -opsia
Definition
two suffixes meaning vision
Term
astigmatism
Definition
defective curvature of the cornea or the lens of the eye
Term
hyperopia
Definition
another name for hypermetropia
Term
myopia
Definition
nearsightedness
Term
presbyopia
Definition
impairment of vision as a result of old age
Term
cataract
Definition
clouding of the lens, causing decreased vision
Term
chalazion
Definition
small, hard, cystic mass (granuloma) on the eyelid
Term
diabetic retinopathy
Definition
retinal effects of diabetes mellitus, include microaneurysms, hemorrhages, dilation of retinal veins, and neovascularization (new blood vessels form in the retina)
Term
macular edema
Definition
occurs as fluid leaks from blood vessels into the retina and vision is blurred
Term
exudates
Definition
fluid leaking from blood
Term
glaucoma
Definition
increased introcular pressure results in  damage to the retina and optic nerve with loss of vision
Term
hordeolum
Definition
another name for sty or stye
Term
hordeolum
Definition
localized, purulent inflammatory staphyloccocal infection of a sebaceous gland in the eyelid
Term
macular degeneration
Definition
progressive damage to the macula of the retina
Term
drusen
Definition
extracellular debris
Term
nystagmus
Definition
repetitive rhythmic movements of one or both eyes
Term
dacryocystitis
Definition
blockage, inflammation, andinfection of a nasolacrimal duct and lacrimal sac causing redness and swelling in the region between the nose and the lower lid
Term
ectropion
Definition
outward sagging and eversion of the eyelid, leading to improer lacrimation and corneal drying and ulceration
Term
entropion
Definition
inversion of the eyelid, causing the lashes to rub against the eye--corneal abrasion may result
Term
ptosis
Definition
drooping of upper lid margin as a result of neuromuscular problems or trauma
Term
xanthelasma
Definition
raised yellowish plaque on eyelid caused by lipid disorder
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