Chapter 16: Ears

Question 1

annulus

Answer 1

outer fibrous rim encircling the eardrum

Question 2

atresia

Answer 2

congenital absence or closure of ear canal

Question 3

otalgia

Answer 3

pain in the ear

Question 4

otitis externa

Answer 4

inflammation of the outer ear and ear canal

Question 5

otitis media

Answer 5

inflammation of the middle ear and tympanic membrane

Question 6

otorrhea

Answer 6

discharge from the ear

Question 7

tinnitus

Answer 7

ringing in the ear

Question 8

tympanic membrane

Answer 8

eardrum. separates the middle ear from the outer ear

Question 9

vertigo

Answer 9

a spinning, swirling sensation

Question 10

stapes

Answer 10

“stirrup”, innermost of the three ossicles of the middle ear

Question 11

middle ear

Answer 11

tiny air-filled cavity inside temporal bone

Question 12

aged adult ears

Answer 12

-pendulous earlobes
-coarse, wiry ear hairs at ear canal opening
-thickened, whiter eardrum
-high-tone frequency loss

Question 13

purulent

Answer 13

has pus

Question 14

assessment findings with an infection of acute purulent otitis media

Answer 14

-absent light reflex
-reddened eardrum
-bulging eardrum

Question 15

common cause of conductive hearing loss

Answer 15

impacted cerumen

Question 16

Darwin tubercle

Answer 16

a congenital, painless nodule at the helix of the ear

Question 17

appearance of the tympanic membrane

Answer 17

pearly gray

Question 18

cochlea

Answer 18

hearing receptors located here

Question 19

sensorineural hearing loss

Answer 19

gradual nerve degeneration

Question 20

Which part of the ear do you palpate for tenderness during an assessment?

Answer 20

-tragus
-mastoid process