Medical Terminology Ch. 11

Front 1

opti, opto, optico, opthalmo

Back 1

eyes and vision

Front 2

dacryocysto, lacrimo

Back 2

lacrimal apparatus (tears)

Front 3

iri, iro, irido, irito

Back 3

iris

Front 4

phaco, phako

Back 4

lens

Front 5

retino

Back 5

retina

Front 6

acouso, acousto, audio, audito, oto

Back 6

ears (hearing and sound)

Front 7

pinni

Back 7

outer ear

Front 8

myringo, tympano

Back 8

middle ear

Front 9

labyrintho

Back 9

inner ear

Front 10

blehparo

Back 10

eye lid

Front 11

-cusis

Back 11

hearing

Front 12

kerato

Back 12

cornea

Front 13

-opia

Back 13

vision condition

Front 14

presbyo

Back 14

old age

Front 15

sclero

Back 15

white of eye

Front 16

tropo

Back 16

turn, change

Front 17

adnexa

Back 17

aka adnexa oculi, structures outside eyeball: orbit, eye muscles, eyelids, lashes, conjunctiva, lacrimal apparatus

Front 18

convergence

Back 18

is the simultaneous inward movement of the eyes toward each other in an effort to maintain single binocular vision as an object comes near

Front 19

emmetropia

Back 19

normal relationship between the refractive power of the eye and the shape of the eye that enables light rays to focus correctly on retina

Front 20

optometrist

Back 20

specializes in measuring the accuracy of vision to determine whether corrective lenses are needed

Front 21

blepharoptosis

Back 21

drooping of upper eyelid that is usually due to paralysis

Front 22

ectropion

Back 22

eversion of edge of an eyelid usually affects lower lid thereby exposing the inner surface to irritation and preventing tears from draining

Front 23

entropion

Back 23

inversion turning inward of the edge of an eyelid usually affect lower thereby causing the eyelashes to rub against the cornea

Front 24

hordeolum

Back 24

aka stye, pus filled lesion on eyelid resulting from infection in a sebaceous gland

Front 25

chalazion

Back 25

aka internal stye localized swelling inside eyelid resulting from obstruction of one of the sebaceous glands

Front 26

conjunctivitis

Back 26

aka pinkeye, inflammation of conjunctiva caused by infection or allergy

Front 27

xeropthalmia

Back 27

aka dry eye dyring of eye surfaces including conjunctiva may be due to disease or lack of vitamin A

Front 28

scleritis

Back 28

inflmmation of sclera (white of eye)

Front 29

keratitis

Back 29

inflammation of the cornea

Front 30

pterygium

Back 30

noncancerous growth that develops on cornea and can grow large enough to distort vision

Front 31

iritis

Back 31

inflammation of iris

Front 32

anisocoria

Back 32

condition in which the pupils are unequal in size may be congenital or caused by head injury aneurysm or pathology of CNS

Front 33

cataract

Back 33

loss of transparency of lens, may be congenital or caused by trauma or disease mostly associated w/ aging

Front 34

nystagmus

Back 34

involuntary constant rhythmic movement of eyeball may be congenital or caused by neurological injury or drug use

Front 35

papilledema

Back 35

aka choked disk is swelling and inflammation of optic nere at point of entrance into eye thru optic disk, caused by intracranial pressure maybe due to tumor

Front 36

glaucoma

Back 36

group of diseases characterized by increased intraocular pressure resulting in damage to retinal nerve fibers and the optic nerve

Front 37

diplopia

Back 37

aka double vision, perception of two images of a single object sometimes a symtom of serious undrlying disorder

Front 38

hemianopia

Back 38

blindness in one half of visual field

Front 39

nyctalopia

Back 39

aka night blindness

Front 40

presbyopia

Back 40

describes common changes in eyes that occur w/ aging afgter about age 40 near vision declines

Front 41

strabismus

Back 41

aka squint si disorder in which eyes point in different directions or are not alligned correctly b/c eye muscles are unable to focus together

Front 42

esotropia

Back 42

aka cross-eyes

Front 43

exotropia

Back 43

aka walleye opposite of cross-eye

Front 44

ametropia

Back 44

any error of refraction in which images do not focus poperly on retina astigmatism is type of ametropia

Front 45

astigmatism

Back 45

condition in which eye does not focus properly b/c of uneven curvature of cornea

Front 46

hyperopia

Back 46

aka farsightedness defect in which light rays focus beyond retina, usually after age 40

Front 47

myopia

Back 47

MY aka nearsightedness, defect in which light rays focus in front of retina occurs around puberty

Front 48

amblyopia

Back 48

dimness of vision or partial loss of sight esp in one eye, w/o detectable disease of the eye

Front 49

tonometry

Back 49

measurement of intraocular pressure abnormally hight pressure may be indication of glaucoma

Front 50

opthalmoscopy

Back 50

aka funduscopy visual examination of fundus of eye w/ an opthalmoscope

Front 51

fluorescein angiography

Back 51

radiographic study of the blood vesels in retina of eye following the intravenous injection of a flouescein dye as a contrast medium

Front 52

tarsorrhaphy

Back 52

partial or complete sutruing together of upper and lower eyelids

Front 53

iridectomy

Back 53

surgical removal of a portion of the tissue of the iris

Front 54

radial keratotomy

Back 54

surgical proc. to correct myopia, incisions are made partially thru cornea that cause it to flatten

Front 55

vitrectomy

Back 55

removal of vitreous fluid and its replacement w/ a clear solution

Front 56

phacoemulsification

Back 56

use of ultrasonic vibration to shatter and break up a cataract making removal easier

Front 57

laser trabeculoplasty

Back 57

used to treat chronic or open-angle glaucoma by creating an opening in the trabecular meshwork to allow fluid to drain properly

Front 58

retinopexy

Back 58

used to reattach the detached area in a retinal detachment

Front 59

otomycosis

Back 59

aka swimmer's ear, fungal infection of th external auditory canal

Front 60

otopyorrhea

Back 60

flow of pus from ear

Front 61

otorrhagia

Back 61

bleeding from the ear

Front 62

barotrauma

Back 62

pressure-related ear discomfort often caused by changes in pressure when flying, driving in mountains, scuba diving, when eustachian tube is blocked

Front 63

eustachitis

Back 63

inflammation of eustachian tube

Front 64

myringitis

Back 64

inflammation of tympanic membrane

Front 65

otosclerosis

Back 65

the ankylosis (fusing) of the bones of the middle ear resulting in a conductive hearing loss

Front 66

otitis media

Back 66

inflammation of middle ear

Front 67

vertigo

Back 67

sense of whirling, dizziness, loss of balance, nausea, vomiting

Front 68

tinnitus

Back 68

ringing or buzzing or roaring sound in one or both ears associated w/ hearing loss or prolonged exposure to loud noise

Front 69

presbycusis

Back 69

gradual loss of sensorineural hearing that occurs as body ages

Front 70

tympanometry

Back 70

measurement of acoustical energy absorbed or reflected by middle ear thru use of probe placed in ear canal

Front 71

mastoidectomy

Back 71

surgical removal of mastoid cells

Front 72

myringotomy

Back 72

surgical incision of eardrum to create and oppening for placement of tympanostomy tubes

Front 73

tympanostomy tubes

Back 73

aka pediatric ear tubes, tiny ventilating tubes placed thru eardrum to provide ongoing drainage for fluids and to relieve pressure that can buildup after childhood ear infections

Front 74

stapedectomy

Back 74

surgical removal of the top portion of stapes bone and the insertion of a small prosthetic device called a piston that conducts sound vibes to inner ear

Front 75

fenestration

Back 75

surgical proc. in which a new opening is created in the labyrinth to restore hearing

Front 76

labyrinthectomy

Back 76

surgical removal of all or potion of lbyrinth proc. is done to relieve uncontrolled vertigo, however, causes complete hearing loss

Front 77

CAT

Back 77

cataract

Front 78

dB

Back 78

decibel

Front 79

ET

Back 79

esotropia, eustachian tube

Front 80

Hz

Back 80

hertz

Front 81

IOL

Back 81

intraocular lens

Front 82

OM

Back 82

otitis media

Front 83

SOM

Back 83

serous otitis media

Front 84

TM

Back 84

tympanic membrane