Ear Terms (Ch 10)

Question 1

acoustic

Answer 1

pertaining to hearing

Question 2

acoustic neuroma

Answer 2

benign tumor arising from the acoustic nerve

Question 3

audiogram

Answer 3

record of hearing using an audiometer

Question 4

audiologist

Answer 4

healthcare professional specializing in the evaluation and rehabilitation of people with hearing loss

Question 5

audiometer

Answer 5

instrument to measure or test hearing

Question 6

audiometry

Answer 6

testing the sense of hearing

Question 7

auditory canal

Answer 7

channel that leads from the pinna to the eardrum

Question 8

auditory meatus

Answer 8

auditory canal

Question 9

auditory nerve fibers

Answer 9

carry impulses from the inner ear to the brain (cerebral cortex)

Question 10

auditory tube

Answer 10

channel between the middle ear and the nasopharynx; eustachian tube

Question 11

aural

Answer 11

pertaining to the ear

Question 12

auricle

Answer 12

protruding part of the external ear; pinna

Question 13

cerumen

Answer 13

waxy substance secreted by the external ear; earwax

Question 14

cholesteatoma

Answer 14

collection of the skin cells and cholesterol in a sac within the ear

Question 15

cochlea

Answer 15

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

Question 16

cochlear

Answer 16

pertaining to the cochlea

Question 17

deafness

Answer 17

loss of the ability to hear

Question 18

ear thermometry

Answer 18

measurement of the temperature of the tympanic membrane by detection of infrared radiation from the eardrum

Question 19

endolymph

Answer 19

fluid within the labyrinth (canals); of the inner ear; conducts sound waves

Question 20

eustachian tube

Answer 20

channel between the middle ear and the throat; auditory tube

Question 21

hyperacusis

Answer 21

excessive sensitivity to sounds

Question 22

incus

Answer 22

small, anvil-shaped bone (ossicle) in the middle ear; second ossicle

Question 23

labyrinth

Answer 23

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

Question 24

macrotia

Answer 24

abnormally large ear

Question 25

malleus

Answer 25

hammer-shaped, small bone (ossicle) in the middle ear; first ossicle

Question 26

mastoiditis

Answer 26

inflammation and infection of the mastoid process just behind the ear

Question 27

meniere disease

Answer 27

disorder of the labyrinth of the inner ear; elevated endolymph pressure within the chochlea (cochlear hydrops) and semicircular canals (vestibular hydrops)

Question 28

myringitis

Answer 28

inflammation of the eardrum

Question 29

myringotomy

Answer 29

incision of the eardrum

Question 30

organ of corti

Answer 30

sensitive auditory receptor area found in the cochlea of the inner ear

Question 31

ossicle

Answer 31

small bone in the middle section of the ear; malleus, incus, and stapes are part of the middle ear

Question 32

ossiculoplasty

Answer 32

surgical repair of an ossicle (small bone) of the middle ear

Question 33

otic

Answer 33

pertaining to the ear

Question 34

otitis media

Answer 34

inflammation of the middle ear

Question 35

otolaryngologist

Answer 35

specialist (surgeon) in ear, nose, and throat disorders

Question 36

otomycosis

Answer 36

fungal infection of the ear

Question 37

otophyorrhea

Answer 37

discharge of pus from the ear

Question 38

ostosclerosis

Answer 38

hardening of the bony tissue of the middle ear

Question 39

otoscopy

Answer 39

visual examination of the ear canal using an otoscope

Question 40

oval window

Answer 40

membrane between the middle ear and the inner ear

Question 41

perilymph

Answer 41

fluid contained in the labyrinth (canals of the inner ear)

Question 42

pinna

Answer 42

auricle; protruding part of the external ear

Question 43

postauricular

Answer 43

pertaining to behind the ear

Question 44

presbycusis

Answer 44

progressive loss of hearing, occurring in middle and older age

Question 45

salpingopharyngeal

Answer 45

pertaining to the eustachian tube and the throat

Question 46

semicircular canals

Answer 46

passages in the inner ear associated with maintaining equilibrium

Question 47

stapedectomy

Answer 47

removal of the stapes (third middle ear bone)

Question 48

stapes

Answer 48

small, stirrup-shaped bone in the middle ear; third ossicle

Question 49

tinnitus

Answer 49

sensation of noises (ringing, buzzing, whistling, booming) in the ears without an external source

Question 50

tuning fork test

Answer 50

test of ear conduction using a vibration source (tuning fork)

Question 51

tympanic membrane

Answer 51

membrane between the outer and middle ear; eardrum

Question 52

tympanoplasty

Answer 52

surgical repair of the eardrum

Question 53

vertigo

Answer 53

sensation of irregular or whirling motion either of oneself or of external objects

Question 54

vestibule

Answer 54

central cavity of the labyrinth in the inner ear; connecting the cochlea and semicircular canals

Question 55

vestibulocochlear

Answer 55

pertaining to the vestibule and cochlea of the inner ear