medical term ch. 14
anacusis
Herbert has total deafness. the term for this is ____
acute glaucoma
a condition of sudden blockage of aqueous-humor outflow that causes a rapid increase in intraocular pressure
oculomycosis
abnormal condition of eye fungus
phacosclerosis
abnormal condition of hardening of the lens
myringomycosis
abnormal condition of tympanic-membrane
pertaining to hearing
acoustic
suspensory ligaments
attach the ciliary body and muscles to the lens
ciliary body
attached to the lens; includes several ciliary muscles
optic nerve
attached to the retina; transmits visual information to the brain
measurement of hearing
audiometry
mascular degeneration
blake has a condition that is causing central vision loss because of deterioration. this is known as ____
ciliary muscles
cause the lens to change shape when they contract or expand
lens
clear, firm, transparent disc in the middle layer that can change shape to allow vision at different distances
perilymph
cochlea vibrations cause a disturbance of this pale, transparent fluid, which in turn disturb hair cells on the organ of Corti, transmitting impulses to the auditory nerve
labyrinth
complex, mazelike anatomy of the inner ear
eustachian tube
connects the middle ear to the throat; allows air movement between the inner ear and outer atmosphere
conjunctiva schlemm's canal cornea
corne/o, kerat/o
lacrimotome
cutting instrument for a lacrimal gland
iridectome
cutting instrument for the iris
keratotomy
cutting into or incision of the cornea or keratinized tissue
irotomy
cutting into or incision of the iris
choroid
dark-blue middle layer that supplies blood to the entire eye
cataracts
david is a farmer who has developed cloudiness of the lens due to protein deposits as a result of aging and tobacco use. this is called ____
retinal detachment
dennis is experiencing vision loss in his left eye caused by a separation of the inner retinal layer from the outer layer. this is known as ___
pupil
dilates to allow more light to enter the eye; constricts to decrease the amount of light entering the eye
eyes, ears, nose, and throat
dr. strouse specializes in treating EENT disorders. Therefore, she treats disorders of the ____
blepharoptosis
drooping or prolapse of the eyelid
static equilibrium
feeling a sense of balance when at rest or not moving
otorrhea
flow or discharge from the ear
dacryopyorrhea
flow or discharge of pus in the tears
ophthalmorrhea
flow, or discharge, from the eye
aqueous humor
fluid in the anterior chamber that provides nourishment for the lens and cornea and bends light rays to focus them sharply onto the retina
tears
fluid to bathe, moisten, and lubricate the eye; serve a protective role by killing bacteria and washing away foreign debris
exotropia
form of strabismus in which one or both are turned outward
G, glc
glaucoma is abbreviated ______
eyeball
globe-shaped organ that consists of three layers
tympanosclerosis
hardening of the tympanic membrane
organ of corti
highly sensitive hearing structure lining the inner surface of the cochlea
presbycusis
hilda has hearing loss due to her advanced age. the term for this is ___
conjunctivitis
inflammation of the conjunctiva
retina
innermost layer of the eye containing two types of visual receptors
Meniere's disease
jack has _____, which is a chronic, noncontagious disorder of the labyrinth that leads to progressive hearing loss, vertigo, and tinnitus
vitreous humor
jellylike substance in the posterior chamber that gives shape to the eye and bands light rays to focus them sharply onto the retina
V, VA
joann is taking a test to measure her visual acuity. this type of test is abbreviated ___
astigmatism
kari wears corrective lenses because she has an abnormal curvature of the cornea that distorts her visual image. this is known as ______
hernia of the cornea
keratocele
CAT
lisa has cataracts in both eyes. this condition is abbreviated _____
cochlea
small-shaped structure of the inner ear lined with the organ of Corti and filled with perilymph; part of the vestibular system
optician
specialist in eyes
otoplasty
surgical repair of the ear
myringoplasty
surgical repair of the tympanic membrane
iris
surrounds the pupil and gives eyes their color
laser-assisted in-situ keratomileusis
the abbreviation LASIK stands for ____
astigmatism
the abbreviations Ast and AS
tympanic membrane
tympan/o, myring/o
semicircular canals
located behind the ossicles, the oval window, and the round window; contains perilymph and endolymph; part of the vestibular system
hordeolum or stye
louise has an infection of a sebaceous gland of the eyelid. this is ____
pinna
made of cartilage covered with skin; collects sound waves and channels them into the external auditory canal
tympanometry
measurement of the tympanic membrane
diabetic retinopathy
monty has been a diabetic for 20 years and is developing the signs of ___, which is vision loss due to his diabetes
neoplasia
new formation or growth
uveitis
nonspecific term for any intraocular inflammatory disorder that may affect the iris, ciliary body, choroid, or other parts of the eye
eye
oculo, ophthalm/o
presbycusis
old-age hearing
endolymph
pale, transparent fluid within the labyrinth that responds to changes in body position based on gravity
opthalmoplegia
paralysis of the eye
retro-ocular
pertaining to behind the eye
corneous
pertaining to the cornea
salpingopharyngeal
pertaining to the eustachian tube and pharynx
oculonasal
pertaining to the eye and nose
lacrimal
pertaining to the lacrimal glands
scleral
pertaining to the sclera
tympanic
pertaining to the tympanic membrane
intraocular
pertaining to within the eye
phacotoxic
poisonous to the lens
lacrimal glands
produce tears that flow over the eye's surface
diploid
resembling double
keratoid
resembling the cornea or keratinized tissue
ear
responsible for hearing, balance, and equilibrium
retina
retin/o
surgical fixation of the retina
retinopexy
ophthalmorrhexis
rupture of the eye
eustachian tube
salping/o
sclera
scler/o
vestibulocochlear nerve
sends nerve impulses to the brain
dynamic equilibrium
sense of balance when we are in motion
external auditory canal
slender tube that runs from the external ear to the middle ear
schlemm's canal
small opening for drainage of aqueous humor
accommodation
the process of rounding and flattening of the lens that enables focus in both near and far vision
conjunctiva
thin mucous membrane covering the outer surface of the eye that contains blood vessels and secretory glands
vestibular system
translates sound vibrations into nerve impulses; controls both static and dynamic equilibrium
cornea
transparent bulge of the sclera that allows light into the eye
ossicles
vibrations of the tympanic membrane cause these three tiny bones to move, which sends vibrations to the inner ear
cones
visual receptors in the retina that detect color and function in more brightly lit situations
rods
visual receptors in the retina that function in dim lighting to produce images in black and white
tympanic membrane
wall between the external and middle ear that is commonly known as the eardrum; vibrates in response to sound waves
cerumen
waxy substance in the external auditory canal that traps tiny foreign particles and prevents them from entering the deeper structures
pupils are equal round, reactive to light and accommodation
when dr. strouse charts PERRLA , it means ____
sclera
white, outermost layer that provides strength, structure, and shape to the eye
