chapter 11 Flashcards
stapedectomy
The surgical removal of part of the stapes bone and its replacement with a small prosthetic device.
tympan/o
tympanic membrane, eardrum
adnexa
the accessory or adjoining anatomical parts of an organ
myringotomy
A small surgical incision into the eardrum to relieve pressure from excess pus or fluid or to create an opening for the placement of ear tubes.
otomycosis
a fungal infection of the external auditory canal
dacryoadenitis
an inflammation of the lacrimal gland caused by a bacterial, viral or fungal infection
retinopexy
used to retattach the dettached area in a retinal attachment
fluorescein angiography
a radiographic study of the blood vessels in the retina of the eye following the intravenous injection of a fluorescein dye as a contrast medium
radial keratotomy
a surgical procedure to treat myopia
ot/o
ear, hearing
amblyopia
a dimness of vision or the partial loss of sight without detectable disease of the eye
kerat/o
horny, hard
tympanometry
the use of air pressure in the ear canal to test for disorders of the middle ear
cochlear implant
an electronic device that bypasses the damaged portions of the ear and directly stimulates the auditory nerve
trop/o
turn, change
myopia -aka -definition
-nearsightedness -a defect in which light rays focus in front of the retina
sensorineural hearing loss
Deafness that develops when the auditory nerve or hair cells in the inner ear are damaged.
keratitis
an inflammation of the cornea
retin/o
retina, net
nystagmus
Involuntary, constant, rhythmic movement of the eyeball
scleritis
Inflammation of the sclera of the eye.
opthalmoscopy
the use of an opthalmoscope to visually examine the fundus
ptosis
drooping of the upper eyelid
hemianopia
Blindness in one-half of the visual field.
-opia
visual condition
nyctalopia -aka -definition
-night blindness -a condition in which an ind. with normal daytime vision has difficulty seeing at night
diplopia
-double vision -the pobjecterception of 2 images of a single
infectious myringitis
a contagious inflammation that causes painful blisters on the eardrum
conjunctivitis
an inflammation of the conjunctiva -pink eye
exotropia
-strabismus characterized by the outward deviation of one eye relative to the other
anisocoria
a condition in which the pupils are unequal in size
otitis media
inflammation of the middle ear
photophobia
Excessive sensitivity to light.
-cusis
hearing
myring/o
tympanic membrane, eardrum
periorbital edema
the swelling of tissues surrounding the eyes
otosclerosis
Ankylosis of the bones of the middle ear, resulting in a conductive hearing loss.
opt/o
eye, vision
labyrinthectomy
the surgical removal of all or a portion of the labyrinth
vitrectomy
The removal of the vitreous fluid of the posterior chamber of the eye and its replacement with a clear solution.
otopyorrhea
the flow of pus from the ear
mydriasis
dilation of the pupil caused by diseases, trauma and drugs
scler/o
sclera, white of eye, hard
audiometry
the use of an audiometer to measure hearing acuity
ametropia
any error of refraction in which images do not focus properly on the retina
mastoidectomy
surgical removal of the mastoid cells
irid/o
iris, colored part of eye
papilledema
-choked disk -swelling and inflammation of the optic nerve at the point of entrance into the eye through the optic disk
xerophthalmia
Drying of the eye surfaces, including the conjunctiva; -dry eye.
tarsorrhaphy
The partial or complete suturing together of the upper and lower eyelids.
strabismus
A disorder in which the eyes point in different directions or are not aligned correctly because the eye muscles are unable to focus.
laser trabeculoplasty
Treatment of open-angle glaucoma in which a laser is used to create an opening in the trabecular meshwork to allow fluid to drain properly.
hordeolum
A pus-filled and often painful lesion on the eyelid resulting from an infection in a sebaceous gland; also known as a stye.
opthalm/o
eye, vision
tinnitus
a condition of ringing or buzzing or roaring sound in one or both ears
otorrhea
any discharge of the ear
vertigo
a sense of whirling, dizziness and loss of balance that is often combined with nausea and vomiting
optometrist
one who measures vision