anatomy Flashcards
what is the pharyngotympanic tube also known as
eustachian tube
eustachian tube in kids
shorter and more horizontal
what colour is fluid on a CT
grey
sore ear, purulent discharge and apparent weakness in left face - possible diagnosis
acute otitis media with facial palsy
which nerves exit the skull via the jugular foramen
CN IX, X and XI (glossopharyngeal, vagus, spinal accessory)
what nerve innervates the sternocleidomastoid
CN XI (spinal accessory)
tapping on right maxilla elicits sharp pain on the left
maxillary sinusitis
nerve that supplies the internal aspect of tympanic membrane
glossopharyngeal
referred pain from pharynx to ear - which nerve?
glossopharyngeal
taste in anterior 2/3 of tongue - which nerve
facial nerve, chorda tympani branch
which nerve has a problem if there is dryness of nasal and paranasal sinuses and loss of lacrimation
vidian
if the aDductor vocal cords are paralysed, what position are the vocal cords stuck in
abducted
which is the only muscle that abducts vocal cords
posterior cricoarytenoid
which muscle tenses the vocal ligament, increasing the pitch of voice
cricothyroid
muscles that work together to aDduct the vocal cords
- lateral cricoarytenoid
- thyroarytenoid
- interarytenoid
- cricothyroid
which muscle relaxes vocal ligament
thyroarytenoid
what does lingual nerve branch off
CN V3
which artery is responsible for most nosebleeds
sphenopalatine
young man in RTA, bleeding nose - what is the most likely artery causing the bleed
anterior ethmoid
motor innervation to tongue muscles
hypoglossal
mass in neck that moves on swallowing
think of a mass on the thyroid gland
phases of swallowing
- pre-oral
- oral
- pharyngeal
- oesophageal
which nerve is responsible for referred otalgia from the oropharynx
glossopharyngeal
what does the stapes footplate sit on
the oval window
what innervates tensor tympani
trigeminal nerve
what innervates stapedius muscle
facial nerve
what is the only thing that drains to the inferior meatus
nasolacrimal duct
does the internal carotid artery have any branches in the NECK
no, only in the skull
bones of the hard palate
maxilla
palatine
which foramen does CN V3 exit the skull through
foramen ovale
