revision doc Flashcards
cerminucus
earwax producing in external ear
3 things that go through IAM
facial nerve
cochlear
vestibular nerves
how can tonsillitis and pharyngitis mimic ear ache? via which nerve?
CN IX
what does normal physiology + loss of hearing suggest
stroke
what causes swimmers ear
psueodmona aeruginosa
what happened if AOM + mastoid swelling + tenderness
mastoid infection
OME vs AOM
OME - inflammation of ear without acute inflammation
AOM = inflammation of ear with acute inflammation (and no fluid)
what kind of hearing loss is seen in otosclerosis
mixed
what do people with prebycusis say? why?
don’t shout I’m not deaf
can’t hear high frequencies
does vestibular schwannoma cause loss of corneal reflex. ? what happens?
yes
touching one cornea causes both eyes to blink
how long does Menderes last
30 mins to few hours
what kind of hearing loss in menieres
sensorineural
is gentamicin otoxic
yes
when in gentamicin used for its otoxic properties
Menieres
symptoms of bells palsy
bilateral weakness of facial muscles caused by viral infection
what does external carotid artery supply
posterior + inferior portion of the nose via superior labial artery, greater palatine artery + sphenopalatine artery
what does the internal carotid artery supply
the upper nose via the anterior + posterior ethmoidal arteries
when to reset fractured nosed
within 2 weeks once swelling has passed
where is the oral cavity
lips to tonsils
where is the nasopharynx
posterior nasal openings to soft palate
where is the oropharynx
soft palate to tip of epiglottis
where is the hypopharynx
tip of epiglottis to cricocartilage
para nerve supply to submandibular and sublingual glands?
CN VII via chord tympani
what is the CN for sensory + motor to pharynx
CN X
why don’t you give amoxicillin to glandular fever
rash
