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Ch.11 Eyes & Ears

Medical Terminology Ch. 11 The special senses Eyes and Ears

the process where by the eyes make adjustments for seeing objects at various distances accommodation
also known as adnexa oculi, include th orbit, eye muscles, eyelids,eyelashes, conjunctiva, and lacrimal apparatus adnexa
is a dimness of vision or the partial loss of sight without detectable disease of the eye amblyopia
is any error of refraction in which images do not focus properly on the retina ametropia
is a condition in which the pupils are unequeal in size anisocoria
is acondition in which the eye does ot focus properly because of uneven curvatures of the cornea astigmatism
is drooping of the upper eyelid blepharoptosis
is the loss of transparency of the lens cataract
also known as internal hordeolum, is a localized swelling of the eyelid resulting from obstruction of one of the sebceous (oil-producing) glands of the eyelid chalazion
pinkeye, inflammation of the conjunctiva conjunctivitis
is the surgical repair of the conjunctiva conjunctivoplasty
is the simultaneous inward movement of the two eyes (towards each other), usually in an affort to maintain single binocular vision as an object comes nearer convergence
is the inflammation of the lacrimal ssac and is associated with faulty tear drainage dacryocysitis
double vision diplopia
is the eversion(turning outward) of the edge of the eyelid ectropion
is the normal relationship between the refractive power of the eye and the shape of the eye that enables light rays to focus correctly on the retina emmetropia
is the inversion (turning inward) of the edge of the eyelid entropion
cross-eyed, the characterized by an inward deviation of one eye in relation to the other estropia
inflammation of the eustachian tubes eustachitis
walleye, is outward deviation of one eye relative to the other exotropia
a surgical procedure in which a new opening is made in the labyrinth of the inner ear to restore hearing fenestration
is a group of diseases characterized by increased introcular pressure resulting in damage to the optic nerve and retinal nerve fibers glaucoma
blindness in one half of the visual field hemianopia
stye, is an infection of one or more glands at the border of the eyelid hordeolum
farsightedness, is a defect in which light rays focus beyond the retina hyperopia
a dye injected into the vein in the arm, and pictures are taken as the dye passes through the blood vessels in the retina intravenous fluorescein angiography
is the surgical removal of a portion of the iris tissue iridectomy
inflammation of the iris iritis
inflammation of the cornea keratitis
radial keratotomy, used to correct myopia keratotomy
the surgical removal of the labyrinith labyrinithectomy
inflammation of the labyrinth that may result in vertigo and deafness labyrinithitis
surgical removal of the mastoid cells mastoidectomy
inflammation of the mastoid process mastoiditis
is a chronic disease of the inner ear characterized by three main symptoms: attack of vertigo, a fluctuating hearing loss, and tinnitus Meniere's syndrome
color blindness monochromatism
nearsightedness, is a defect in which light rays focus in front of the retina myopia
is the surgical removal of the mastoid cells myringectomy
inflammation of the typmanic membrane myringitis
also known as a tympanectomy, the surgical removal of all of pary of the tympanic membrane myringotomy
night blindness nyctalopia
is an involuntary, constant, rhythmic movement of the eyeball nystagmus
specializes in diagnosing and treating diseases and disorders of the eye ophthalmologist
holds a Doctor of Optometry (OD) degree and specializes in measuring the accuracy of vision to detemine whether corrective lenses or eyeglasses are needed optometrist
inflammation of the ear otis media
swimmers ear, a fungal infection of the external auditory canal otomycosis
the surgical repair of the pinna of the ear otoplasty
is the flow of pus from the ear otopyorrhea
bleeding from the ear otorrhagia
is ankylosis of the bones of the middle ear resulting in a conductive hearing loss otosclerosis
Choked disk, is swelling and inflammation of the optic never at the point of entrance through the optic disk papilledema
extend, wide open patulous
is the use of ultrasonic vibration to shatter and bread up a catarect making it easier to remove phacoemulsification
is a progressive hearing loss occuring in old age presbycusis
the changes in the eyes that occur with aging presbyopia
buildup of pus in the middle ear purulent otisis media
laser treatment to reattach a retina retinopexy
inflammation of the sclera scleritis
blind spot, ia an abnormal area of absent or depressed vision surrounded by an area of normal vision scotoma
surgical removal of the stapes stapedectomy
squint, is a disorder in which the eyes cannot be directed in a parellel manner toward the same object strabismus
is an adhesion that binds the iris to any adjacent structure synechia
the surgical removable of a segment of the tarsal plate of the upper or lower eyelid tarsectomy
is the partial or complete suturing together of the upper and lower eyelids tarsorrhaphy
a ringing, buzzing, or roaring sound in the ears tinnitus
a test that measures intraocular pressure (IOP) tonometry
to treat open-angle glaucoma, creating an opening that allows fluid to drain properly to prevent pressure buildup within the eye trabeculoplasty
surgical removal of all or part of the tympanic membrane also known as a myringectomy tympanectomy
the surgical puncture of the tympanic membrane with a needle to remve fluid from the middle ear tympanocentesis
is an indirect measurment of acoustical energy absorbed of reflected by the middle ear tympanometry
surgical corection of a damaged middle ear typanoplasty
the use of an audiometer to measure hearing audiometry
pediatric ear tubes, tiny ventilating tubes placed through the eardrum to provide ongoing drainage for fluids and to relieve pressure that can build up after ear infections tympansostomy tubes
is a symptom of several conditons, is described as a sense of whirling, dizziness, and the loss of balance vertigo
also known as dry eye, is drying of eye surfaces characterized by the loss of luster of the conjunctiva xerophthalmia
eyelid blephar/o
hearing -cusis
lacrimal sac, tear sac, dacryocyst/o
iris irid/o
cornea kerat/o
to measure -metry
eyes ophthalm/o
vision condition -opia
ear/hearing ot/o
old age presby/o
false pseud/o
retina, net retin/o
sclera, white of the eye, hard scler/o
turn, change trop/o
tympanic membrane, eardrum tympan/o
right eye OD
left eye OS
each or both eyes OU
right ear AD
left ear AS
each or both ears AU
specializes in the measurement of hearing function and the rehabilitation of persons with hearing impairments audiologist
is a physician who specialized in the care of the ears, nose, and throat otolaryngologist
also known as the eye socket, is the bony cavity of the skull that contains and protects the eyeball and its associated muscles, blood vessels, and nerves orbit
the angle where the upper and lower eyelids meet canthus
is where the eyelids meet nearest the nose inner canthus
the vertical fold of skin on either side of the nose epicanthus
also known as the tarsal plate, is the platelike framework within the upper and lower eyelids that provides stiffness and shape tarsus
is the muscous membrane that lines the underside of each eyelid and continues to form a protective covering over the exposed surface of the eyeball conjunctiva
also known as the tear apparatus, consists of the structures that produce, store, and remove tears. lacrimal apparatus
are located above the outer corner of each eye. The glands secrete lacrimal fluid,also known as tears, that maintains moisture on the anterior of the eyeball. lacrimal glands
is the normal continous secretion of tears by the lacrimal glands lacrimation
are the ducts at the inner corner of each eye. These ducts collect tears and drain then into the lacrimal sac lacrimal canlaiculi
white of the eye sclera
transparent anteroir portion of the sclera cornea
Also known as the uvea, is the vascular layer of the eye. It includes the chorid, iris, and ciliary body. uveal tract
is the pigmented (colored) muscular layer that surrounds the pupil iris
the black circular opening in the center of the iris that permits light to enter the eye pupil
also known as the crystalline lens, is the clear, flexible, curved stucture that focuses images on the retina lens
is the sensitive inner nerve layer of the eye located between the posterior chamber and the choroid layer at the back of the eye retina
is the clearly defined yellow area in the center of the retina macula lutea
is the pit in the middle of the macula lutea fovea centralis
blind spot, is the region in the eye where the nerve endings of the retina gather to form the optic nerve optic disk
second vranial nerve (CN II) transmits the nerve impulses from the retina to the brain optic nerve
is located behind the inner surface of the cornea and in front of the iris anterior chamber
is located behind the iris and the front of the lens posterior chamber
also known as aqueous humor aqueous fluid
is the ability of the lens to bend the light rays to help them focus on the retina- also is an examination procedure to determine an eye's refractive error and the best corrective lenses to be prescribed refraction
is used to measure visual acuity Snellen chart
the general term used to describe the surgical removal of a cataract-clouded lens lensectomy
is the absence of the lens of the eye after catarct extraction aphakia
is an eye in which the natural eye lens is replaced with an (IOL) Pseudophakia
is a plastic lens that is surgically implanted to replace the natural lens intraocular lens (IOL)
also known as the auricle, is the external portion of the ear, catches sound waves and transmits them into the external auditory canal pinna
earwax cerumen
eardrum, located between the outer and middle ear tympanic membrane
three small bones found in the middle ear, Malleus-hammer, Incus- anvil, Stapes-stirrup. auditory ossicles
auditory tubes, narrow tubes, which lead from the middle ear to the nasopharynx, equalize the air pressure in the middle ear with that of the outside atmosphere eustachian tubes
inner ear, contains the sensory receptors for hearing and balance labyrinith
located under the base of the stapes, is the membrane that separated the middle ear from the inner ear oval window
the spiral passage that leads from the oval window cochlea
eardrum myring
testing involves one ear monaural
testing in both ears binaural
fluid builup in the middle ear that may follow acute otitis media or be caused by an obstruction of the eustachian tube serious otitis media
is an inflammation of the middle ear usually associated with an upper respiratory infection that is most commonly seen in young children acute otitis media
chorid layer or chorid coat, is the opaque middle layer of the eyeball chorid
is a physician who specialized in te care of the ears, nose, and throat otolaryngologist
pertaining to the eye ocular
outside the eyeball extraocular
within the eyeball intraocular
is an injury, such as a scratch or irritation, to the outer layers of the cornea corneal abrasion
is a pitting of the cornea caused by infection or injury. corneal ulcer
the most common form of glaucoma, the trabecular meshwork becomes blocked open-angle glaucoma
the opening between the cornea and iris narrows so that fluid cannotreach the trabecular meshwork closed-angle glaucoma
is the removal of a cloudy lens that leaves the posterior lens capsule intact extracapsular cataract extraction
is the removal of a cloudy lens including the surrounding capsule intracapsular cataract extraction
is one in which the outer or middle ear does not conduct sound vibrations to the inner ear normally conductive hearing loss
is the result of the loss of denditive hairlike cells of the inner ear (caused by repeated exposure to very intense noise such as aircraft engines, noisy equipment, and loud music noise-induced hearing loss
nerve deafness, is a symptom of problems affecting the inner ear sensorineural hearing loss
Created by: LenaA