Ch. 17 The Ear - Terms And Combining Forms

Front 1

auditory canal

Back 1

channel that leads from the pinna to the eardrum

Front 2

auditory meatus

Back 2

auditory canal (another name)

Front 3

auditory nerve fibers

Back 3

carry impulses from the inner ear to the brain

Front 4

auditory tube; eustachian tube

Back 4

channel between the middle ear and the nasopharynx (2 names)

Front 5

auricle; pinna

Back 5

flap of ear - protruding part (2 names)

Front 6

cerumen

Back 6

waxy substance secreted by external ear (earwax)

Front 7

cochlea

Back 7

snail shaped spirally wound tube in inner ear, contains hearing-sensitive receptor cells

Front 8

endolymph

Back 8

fluid within the labyrinth of inner ear

Front 9

incus

Back 9

second ossicle of middle ear

Front 10

labyrinth (3 parts)

Back 10

maze-like series of canals in the inner ear, includes cochlea, vestibule, and semicircular canals

Front 11

malleus

Back 11

first ossicle of middle ear

Front 12

organ of Corti

Back 12

sensitive auditory receptor area found in the cochlea of inner ear

Front 13

ossicle

Back 13

small bone of the ear

Front 14

oval window

Back 14

membrane between middle ear and inner ear

Front 15

tympanic membrane

Back 15

membrane between outer and inner ear - eardrum

Front 16

semicircular canals

Back 16

passages in the inner ear associated with maintaining equilibrium

Front 17

stapes

Back 17

3rd ossicle of inner ear

Front 18

vestibule

Back 18

central cavity of labyrinth, connecting semicircular canals to the cochlea

Front 19

2 structures of the vestibule

Back 19

saccule, utricle - help maintain equilibrium

Front 20

acous/o; audi/o; audit/o

Back 20

R. hearing (3)

Front 21

aur/o; auricul/o; ot/o

Back 21

R. ear (3)

Front 22

cochle/o

Back 22

R. cochlea

Front 23

mastoid/o

Back 23

R. mastoid process

Front 24

myring/o; tympan/o

Back 24

R. eardrum (2)

Front 25

ossicul/o

Back 25

R. ossicle

Front 26

salping/o

Back 26

R. eustachian tube, auditory tube

Front 27

staped/o

Back 27

R. stapes

Front 28

vestibul/o

Back 28

R. vestibule

Front 29

-acusis, -cusis

Back 29

S. hearing

Front 30

-meter

Back 30

S. instrument to measure

Front 31

-otia

Back 31

S. ear condition

Front 32

otolaryngologist

Back 32

ear, nose and throat specialist

Front 33

salpingopharyngeal

Back 33

pertaining to the auditory canal and the throat

Front 34

tympanoplasty

Back 34

surgical reconstruction of the bones of middle ear with reconnection of eardrum to oval window

Front 35

hyperacusis

Back 35

abnormally acute sensitivity to sounds

Front 36

presbycusis

Back 36

nerve deafness occurs with age

Front 37

macrotia

Back 37

abnormally large ears

Front 38

acoustic neuroma

Back 38

benign tumor arising from acoustic vestibulocochlear nerve, causes tinnitus, vetigo, and decreased hearing

Front 39

cholesteatoma

Back 39

collection of skin cells and cholesterol in a sac in middle ear

Front 40

nerve deafness; sensorineural hearing loss

Back 40

deafness from impairment of nerve; (2 names)

Front 41

conductive deafness

Back 41

hearing loss from impairment of the middle ear ossicles and membranes

Front 42

Meniere disease

Back 42

disorder of the labyrinth of the inner ear - elevated endolymph pressure - tinnitus, heightened sensitivity to sound, hearing loss, headache, nausea, vertio

Front 43

otitis media

Back 43

inflammation of middle ear

Front 44

acute otitis media; suppurative otitis media

Back 44

infection of the middle ear (2 names)

Front 45

seous otitis media

Back 45

non-infectious inflammation of middle ear with accumulation of serous fluid

Front 46

otosclerosis

Back 46

hardening of bony tissue of the middle ear

Front 47

tinnitus

Back 47

sensation of noises - ringing, buzzing, whistling, booming in the ears - caused by irritation of delicate hair cells in the inner ear.

Front 48

vertigo

Back 48

sensation of irregular or whirling motion - results from disease of the labyrinth, or nerve

Front 49

audiometry

Back 49

testing of sense of hearing

Front 50

cochlear implant procedure

Back 50

surgical insertion of a device that allows sensorineural hearing - impaired persons to understand speech

Front 51

ear thermometry

Back 51

measurement of temperature of tympanic membrane

Front 52

otoscopy

Back 52

visual examination of the ear canal

Front 53

tuning fork test (2 types)

Back 53

test of ear conduction - Rinne (fork placed on mastoid bone), Weber (fork placed on center of forehead)