Med Term 17, 18, 19 Important Stuff Flashcards
defective curvature of the cornea or lens of the eye
astigmatism
farsightedness
hyperopia
nearsightedness
myopia
impairment of vision as a result of old age
presbyopia
clouding of the lens, causing decreased vision
cataract
retinal effects of deabetes mellitus include microaneurysms, hemorrhages, dilation of retinal veins, and neovascularization
diabetic retinopathy
increased intraocular pressure results in damage to the retina and optic nerve with loss of vision
glaucoma
progressive damage to the macula of the retina
macular degeneration
abnormal deviation of the ey
strabismus
visual examination of the interior of the eye
ophthalmoscopy
clarity of vision is assessed
visual acuity test
measurement of the area within which objects are seen when the eyes are fixed, looking straight ahead without movement of the head
visual field test
use of an excimer laser to correct errors of refraction
lasik
surgical repair of the cornea
keratoplasty
va means
visual acuity
vf means
visual field
benign tumor arising from the acoustic vestibulocochlear nerve in the brain
acoustic neuroma
loss of the ability to hear
deafness
disorder of the labyrinth of the inner ear; elevated endolymph pressure within the cochlea and semicircular canals
meniere disease
hardening of the bony tissue of the middle ear
otosclerosis
inflammation of the middle ear
otitis media
sensation of noises in the ears
tinnitus
sensation of irregular or whirling motion either of oneself or of external objects
vertigo
surgical insertion of a device that allows sensorineural hearing impaired persons to understand speech
cochlear implant procedure
testing the sense of hearing
audiometry
visual examination of the ear canal with an otoscope
otoscopy
eent means
eyes, ears, nose, throat
ent means
ears, nose, throat
overactivity of the thyroid gland
hyperthyroidism
underactivity of the thyroid gland
hypothyroidism
excessive production of parathormone
hyperparathyroidism
deficient production of parathyroid hormone
hypoparathyroidism
group of signs and symptoms produced by excess cortisol from the adrenal cortex
cushing syndrome
hypofunctioning of the adrenal cortex
addison disease
lack of insulin secretion or resistance of insulin in promoting sugar, starch, and fat metabolism in cells
diabetes mellitus
hypersecretion of growth hormone from the anterior pituitary after puberty, leading to enlargement of extremites
acromegaly
hypersecretion of growth hormone from the anterior pituitary before puberty, leading to abnormal overgrowth of body tissues
gigantism
congenital hyposecretion of growth hormone; hypopituitary dwarfism
dwarfism
measures circulating glucose level in a patient who has fasted at least 8 hours
fasting blood sugar test
measurement of hormones, electrolytes, glucose, and other substances in serum and urine as indicators of endocrine function
serum and urine tests
measurement of T3, T4, and TSH in the bloodstream
thyroid function tests
iddm means
insulin dependent diabetes mellitus - type 1 diabetes
niddm
non insulin dependent diabetes mellitus - type 2 diabetes
transformation from a normal cell to a cancerous one
carcinogenesis
solid tumors derived from epithelial tissue that lines external and internal body surfaces. most numerous type of cancer
carcinoma
malignant tumors that are less common than carcinomas and are from connective tissues
sarcomas
tumors derived from tissue that is capable of differentiating into both epithelial and connective tissue
mixed tissue tumors
two types of pathologic descriptions of cancer
gross, microscopic
grade of tumor that is very well differentiated so they closely resemble cells from the normal parent tissue of their origin
grade 1
tumors that are so undifferentiated that even recognition of the tumor’s tissue of origin may be difficult
grade 4
intermediate in appearance, moderately or poorly differentiated cancer cells
grade 2 and 3
five ways to treat cancer
surgery, radiation, chemotherapy, biological agents, differentiating agents