Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
58 Cards in this Set
- Front
- Back
ability to perceive and understand an object through touch by size, shape and texture
|
stereognosis
|
|
opaque tissue making up the "whites" of eyes, external layer
|
sclera
|
|
photoreceptors that work at low light levels and provide peripheral vision
|
rods
|
|
photoreceptors that are active at bright light levels and provide color vision and central vision
|
cones
|
|
blind spot on retina of eye where optic nerve enters and exits eyeball
|
optic disc
|
|
center of macula of retina where vision is most acute
|
fovea centralis
|
|
muscles around eye are innervated by which nerves?
|
III oculomotor
IV trochlear VI abducens |
|
nerve of sight, connecting optic disc to brain
|
II optic
|
|
innervates lacrimal glands and muscles controlling lid closure
|
VII facial
|
|
nerve that stimulates blink reflex when cornea is touched
|
V trigeminal
|
|
perfect refraction of eye
|
emmetropia
|
|
when eye does not refract light enough (farsightedness)
|
hyperopia
|
|
when eye overrefracts or overbends light (nearsightedness)
|
myopia
|
|
refractive error of eye caused by uneven surfaces on or in eye
|
astigmatism
|
|
pupillary constriction
|
miosis
|
|
pupillary dilation
|
mydriasis
|
|
opaque, bluish white ring within outer edge of cornea caused by fat deposits
|
arcus senilis
|
|
farsightedness caused by loss of elasticity of lens of eye, age related
|
presbyopia
|
|
retinal detachment more common in
|
men
|
|
dry-eye syndromes more common in
|
women
|
|
for eye health, what should diet include?
|
red, orange, and dark green vegetables and fruits
|
|
drooping of eyelids
|
ptosis
|
|
noticeable difference in size of pupils
|
anisocoria
|
|
involuntary or rapid twitching of eyeball
|
nystagmus
|
|
color vision test
|
Ishihara
|
|
simple test for macular degeneration
|
Amsler Grid
|
|
inflammation of eyelid edges, reduced tear production, itchy, red, burning eyes
|
blepharitis
|
|
inward turning of eyelashes, causing lashes to rub against eye
|
entropion
|
|
outward turning and sagging of eyelid
|
ectropion
|
|
infection of sweat glands in eyelid or sebaceous glands (staph or strep causative organisms usually)
|
hordeolum (stye)
|
|
inflammation of the sebacious gland in eyelid
|
chalazion
|
|
dry-eye syndrome
|
keratoconjuctivitis sicca
|
|
inflammation or infection of the conjunctiva
|
conjuntivitis
|
|
corneal transplant
|
keratoplasty
|
|
opacity of the lens that distorts the image projected onto the retina
|
cataract
|
|
group of ocular diseases resulting in increased IOP
|
glaucoma
|
|
normal IOP
|
10-21 mmHg
|
|
hemorrhage in the anterior chamber of eye
|
hypema
|
|
surgical removal of eye
|
enucleation
|
|
common ototoxic drugs
|
antibiotics (mycins); diuretics (such as furosemide) NSAIDS, chemotherapy agents, quinine
|
|
hearing test that compares hearing by air conduction vs bone conduction
|
Rinne test
|
|
basic hearing test that determines if there is lateralization in hearing
|
Weber test
|
|
measuring hearing acuity
|
audiometry
|
|
measures the mobility of the eardrum adn structures of middle ear
|
tympanometry
|
|
trauma, swimmer's ear, infection, or irritation of external ear
|
external otitis
|
|
infection of tough, fibrous tissue layer that surrounds the ear cartilage
|
perichondritis
|
|
infection of middle ear
|
otitis media
|
|
sensorineural hearing loss that occurs as a result of aging
|
presbycusis
|
|
disturbance of equilibrium accompanied by n/v, pallor, sweating
|
motion sickness
|
|
abnormal inner ear fluid balance, progressive sensorineural hearing loss, tinnitus, vertigo, n/v
|
Meniere's disease
|
|
inflammation of inner ear, may be r/t viral or bacterial infection, with vertifo, n/v, hearing loss, tinnitus
|
labyrinthitis
|
|
surgical reconstructuion of the eardrum
|
myringoplasty
|
|
drugs that paralyze the ciliary muscle
|
cycloplegic
|
|
drugs that dilate the pupil
|
mydriatics
|
|
drugs that reduce IOP by decreasing aqueous humor production
|
topical beta blockers
|
|
drugs that lower IOP by decreasing aqueous humor production and may increase aqeous humor outflow
|
alpha 2 agonists
|
|
drug that lowers IOP by facilitating aqueous humor outflow
|
prostaglandin analogs
|
|
drug for treatment of wet macular degeneration
|
angiogenesis inhibitors
|