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85 Cards in this Set

  • Front
  • Back
epistaxis
nose bleed
AD
Right ear
AS
left ear
AU
both ears
conductive hearing loss
interruption of transmission of sound waves from external to inner ear
Causes of conductive hearing loss?
Interuption in the air condution pathway
1. EAC obstruction
2. TM rupture
3. ostosclerosis: Fusion of auditory ossicles
sensorineural hearing loss
defects in the inner ear structures (most often in hair cells) or auditory nerve (CN 8).
Causes of sensorineural hearing loss?
1. congenital or acquired (delayed onset). maternal rubella infection during preg. alone or accompanied by other defect
2. ototoxic drugs
3. viral illness
4. tumors
5. loud noise exposure
ostosclerosis
Fusion of auditory ossicles. inherited cause of conductive hearing loss
naris
nostril
The 4 sinuses
Maxillary Sinus
Ethmoid Sinus
Frontal Sinus
Sphenoid Sinus
Frontal Sinus
above ethmoid sinuses, and bound by forehead, orbit, anterior cranial fossa
Ethmoid Sinus
multiple, in ethmoid bone medial to the orbit and extending to pituitary fossa
Sphenoid Sinus
behind ethmoid sinuses
Maxillary Sinus
largest, bound by the eye, cheek, nasal cavity, and hard palate
Test nasal patency
occlude one naris, ask patient to sniff, note any resistance to air flow
normal nasal mucus membrane
pin and glistening
when inspecting nasal septum and inferior/middle turbinates. where would you usually see polyps?
middle meatus
loss of smell/olfaction in one nostril indicates injury of what nerve
CN 1
littles area
nose bleeding
transilumination of frontal sinuses
supermedialy under the bone of brow
name the five functions of the nose
Five main functions of the nose are to provide an airway, olfaction, humidification, warming, and filtering.
state relevant symptoms used to diagnose ear and nose problems or diseases
Hearing loss, Vertigo, Tinnitus, Otorrhea, Otalgia, Itching
Vertigo
sense of spinning or turning while in resting position; frequently associated with loss of vestibular function.
Tinnitus
sensation of hearing sounds, such as buzzing or ringing, in the absence of environmental input. Often associated with conductive or sensorineural hearing loss.
Otorrhea
discharge from the ear; usually indicates acute or chronic infection
Otalgia
ear pain; may be related to inflammatory conditions in or around the ear, or may be referred from distant anatomical sites in the head and neck (ex:wisdom teeth)
pruritus
Itching; may be from primary disorder or external ear or from discharge of middle ear.
external ear
pina and the external auditory canal (EAC)
external auditory canal (EAC)
outer 1/3=cartilage

inner 2/3=bone
Tympanic membrane: 2 parts
pars flaccid and pars tensa
pars flaccid
uppers smaller portion of TM
pars tensa
larger lower portion of TM
Air Conduction
Air Conduction is though the external auditory canal, TM, and ossicles (vibrate) to the oval window (deform), perilymph, endolymph, organ of corti, acoustic nerve
Bone Conduction
Bone Conduction is directly though the bones of the skull.
What type of frequency does bone conduction amplify?
bone conduction amplifies low frequencies.
What type of frequency does air conduction amplify?
air conduction amplifies high frequencies.

Air is high in the sky.
presyncope
feeling of faintness
disequilibrum
disequilibrium is a sense of imbalance or ambulation(walk)
ambulation
walk
Nystagmus
oscillation motion of the eyes.
What phase is Nystagmus named for?
Nystagmus is named for the fast phase. direction of the vestibular problem
If the eyes move slowly left, and then quickly right. What is the name of the Nystagmus and what side is the vestibular problem?
Right Nystagmus, with a right vistibular problem
What direction of nystagmus is more ominous?
vertial
Describe the nystagmus, fatigability, intensity, and imbalance of PERIPHERAL vertigo.
nystagmus:horizontal/rotational
fatigability:Yes
intensity: severe
imbalance: mild moderate
Describe the nystagmus, fatigability, intensity, and imbalance of CENTRAL vertigo.
nystagmus:variable
fatigability: No
intensity: less severe
imbalance: severe
What turbinates can you see when examining the inner nose?
inferior and middle turbinates.
Symptoms of nose
Obstruction, discharge, bleeding
a-, an-
Denotes an absence of

ex anosmia: loss or impairment of smell
anosmia
loss or impairment of smell
a: absence
nas(o): nose
mia
ot(o)-
ear
otalgia
ear pain

ot=ear

-algia=pain
-algia
pain
Otorrhea
ear discharge

Oto=ear

-rrhea (AmE) flowing, discharge
-itis
inflamation
Auditory acuity test and what nerve are you testing?
conclude one ear and whisper or rub finders into open ear.

tests for CN8: vestibular
what are the name and order of the 3 middle ear bones?
mallous, incus, stapes.
What middle ear bone is in contact with the oval window?
stapes via it's foot plate
What inner ear structures are responsible for balance?
uticle and sacule
what information do the hair cells in the semicircular canals transmit?
balance and proprioception
what bone surrounds the inner ear?
temporal bone
What are the names of the 3 semicircular canals?
1. anterior
2. posterior
3. horizontal
what is the function of the cochlea?
hearing
What would clue you in to a possible psycological caused vertigo?
duration of vertigo, it should not last weeks or months.
what would be a cause for central vertigo
ischemic attacks
ischemia
loss of oxygen
What is the range of human hearing
20Hz to 20,000 Hz
In the weber test: lateralization of the sound goes TOWARD the affected side. what type of hearing deficit is this?
conductive deficit

The sound goes toward the "bad ear"s, since it hears bone conduction better than air conduction.
In the weber test: lateralization of the sound goes AWAY from the affected side. what type of hearing deficit is this?
unilateral sensorineural deficit

The sound goes away from the side of the sensorineural loss and the "good ear" hears better
Right ear: Rinne (+)
Left ear: Rinne (-)

Weber test reveals lateralization to left ear.

What is the deficit?
Right ear: SC>BC
Left ear: BC>SC

lateralization of sound goes toward the affected side

Left conductive deficit
Right ear: Rinne (+)
Left ear: Rinne (+)

Weber test reveals lateralization to right ear.

What is the deficit?
Right ear: SC>BC
Left ear: SC>BC

lateralization of sound goes toward the affected side with vestibular problems.

Righ sensorineural deficit
Purpose of the Weber test?
compare bone conduction and to clarify rinne test results.
What does a Rinne negative test indicate?
conductive ear loss
Can you are rinne postive in both ears, can you still have hearing loss?
Yes, you can have a sensorineural hearing deficit. The weber test could show laterization to one ear.
what test would you do to confirm the Rinne test and when would you do this?
Weber test. to confirm Rinne results, and check for a sensorineural hearing deficit.
examine right ear. what hand holds the otoscope and what hand pulls the ear?
Hold otoscope in right hand when looking at right ear, use your left hand to pull the pinna up, out and back
pull the adult pinna
up, out, and back
pull the child pinna
down and back
What type of tunning fork do you use in the ear exam?
128Hz or 512Hz
What do you see when you are looking at the external auditory canal?
canal redness, swelling, tenderness, skin lesions, ceriman impaction, foreign bodies or discharge
What do you see when you are looking at the Tympanic membrane?
Color
Translu
What do you see when you are looking at the Tympanic membrane?
intact,
ovoid,
semitransparent,
pearly gray membrane;
upper 1/5 is pars flaccida
lower 4/5 is pars tensa;
light reflex should be directed anteroinferiorily off umbo (lower end of malleus handle);
describe the color,
integrity,
transparency,
position,
landmarks
landmarks of the tympanic membrane
primary landmark is the malleus handle attached to TM,
incus,
short process of malleus,
umbo
Abnormalities of the tympanic membrane
check if eardrum is injected (blood vessels dilated making them more visible);
white plaques may be indicative of tympano sclerosis;
bulging or retraction,
bubbles or fluids,
perforation.
pneumatic insufflator purpose
blow air on TM. if no movement behind Tm: fluid, infection, TM perforated.