Ear

Question 1

the external part of your ear/auditory canal is called the

Answer 1

pinna or auricle

Question 2

3 bones of the middle ear

Answer 2

stapes, incus, malleus

Question 3

2 things the inner ear does

Answer 3

balance and hearing

Question 4

the functional organ of hearing is called the

Answer 4

cochlea

Question 5

what part of the ear is responsible for balance

Answer 5

semi-circular canals

Question 6

ways to test hearing

Answer 6

whisper test

audiometry (headphones, raise your hand when you hear)

Question 7

external otitis is also known as

Answer 7

swimmers ear

Question 8

manifestations of external otitis (swimmers ear)

Answer 8

pain when touching the auricle (ear)
muffled hearing
serosanguineous/purulent fluid coming from the ear
low grade fever

Question 9

trt for external otitis (swimmers ear)

Answer 9

moist heat to ear
mild analgesia
topical anesthetic
topical antibiotic ear drops with steroids

Question 10

why do we want to give steroids for external otitis

Answer 10

helps with inflammation of the ear canal

Question 11

how soon should symptoms resolve after trt for external otitis

Answer 11

within 48 hrs

Question 12

why do we want to use a wick when administering medication to the ear

Answer 12

less painful - wick sucks medicine down into inflamed, painful ear

Question 13

what temp do you want to keep ear drops

Answer 13

room temp

Question 14

what would happen if you applied cold drops to ear

Answer 14

effect inner ear (balance)

Question 15

tip of dropper should never touch ear/eye, t or f

Answer 15

true

Question 16

what do we use to treat earwax (cerumen)

Answer 16

debrox

Question 17

effect of cerumen (ear wax) on the ear

Answer 17

effects hearing - can be painful

Question 18

foreign bodies should be irrigated out of the ear (corn) t or f

Answer 18

false, pushes further back in, refer them to ENT, expands

Question 19

s/s of ear infection

Answer 19

pain, red/bulging ear drum

Question 20

is an ear infection caused by viral or bacterial

Answer 20

can be both

Question 21

why are kids more prone to ear infections

Answer 21

Eustachian tube is shorter/straighter- tonsils/adenoids are enlarged

Question 22

which way do you access an Adults ear for viewing

Answer 22

up and back

Question 23

which way do you access a child’s ear for viewing

Answer 23

down and back

Question 24

when viewing the ear what do we want to see

Answer 24

cone of light (reflection)

pearly gray tympanic membrane

Question 25

the cone of light will be visible at these locations (L/R)

Answer 25

5 o'clock on right | 7 o'clock on left

Question 26

trt for ear infection

Answer 26

amoxicillin

Question 27

what happens in a myringotomy

Answer 27

a scalpel is used to put a hole in the tympanic membrane - addition of a tube aids drainage of the ear

Question 28

how long does the tube stay in w/myringotomy w/tube

Answer 28

6-12 months

Question 29

what do you teach a parent of child with myringotomy with tube

Answer 29

keep the ear dry

Question 30

what makes kids more prone to getting ear infections that we can modify

Answer 30

bottle feeding, second hand smoke, propping of bottle

Question 31

can we have fluid in the ear that does not get infected

Answer 31

yes - otitis media with infusion (fluid in the ear)

Question 32

do we treat otitis media with infusion with antibiotics

Answer 32

no - just watch it - fluid can remain for up to 3 months

Question 33

chronic ear infections can lead to

Answer 33

cholesteatoma

Question 34

what is cholesteatoma

Answer 34

a bunch of squamous cells

Question 35

what can happen if a cholesteatoma is not removed

Answer 35

it can destroy mastoid bone

Question 36

when caring for pt after cholesteatoma place them with operative side up or down

Answer 36

up

Question 37

what is tested during/after ear surgery

Answer 37

cranial nerve monitoring take drink to assess for drooling ask pt. to whistle

Question 38

what type of dressing is applied and how is it cared for after ear surgery

Answer 38

ear shield w/cling wrapped around being sure to make sure it's not too tight

Question 39

what will we suspect with hearing loss, vertigo, tinnitus

Answer 39

inner ear problems

Question 40

more common inner ear infection

Answer 40

meniere's disease

Question 41

cause for meniere's disease

Answer 41

unknown

Question 42

patho for meniere's disease

Answer 42

"labyrinth for balance" pressure builds up in inner ear - burst - fluids mix

Question 43

inner ear diseases are identified by

Answer 43

ruling out all other causes

Question 44

what is benign paroxysmal positional vertigo

Answer 44

"ear rocks" - crystals of calcium in the semicircular ear

Question 45

what treatment is used to help with vertigo

Answer 45

epley maneuver - try to get ear wax to move to better spot in the ear

Question 46

what is presbycusis

Answer 46

normal hearing loss of aging - sounds are muffled

Question 47

what type of hearing loss does a cochlear implant work for

Answer 47

sensory-neural hearing loss