Term
| cavernous-carotid AV fistula |
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Definition
| tearing of the ICA in the cavernous sinus- leads to opthalmic vein--> pulsating exopthalmos |
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Term
|
Definition
| superior auricle of the ear |
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Term
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Definition
| sensory of the back of the skull |
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Term
| internal jugular vein goes through ______ |
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Definition
| jugular foramen to meet the sigmoid sinus |
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Term
| Kisselbach's area made up of (5) arteries |
|
Definition
-anterior ethmoidal
-posterior ethmoidal
-sphenopalatine
-greater palatine
-superior labial |
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|
Term
| why Kisselbach's area clinically important? |
|
Definition
|
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Term
|
Definition
| spread of infection to the cavernous sinus |
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|
Term
| runs through the cavernous sinus |
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Definition
| V1, V2, III-VI, internal carotid |
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Term
|
Definition
removal of the tonsils
= necessary to ligate the tonsilar branch of the facial artery |
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|
Term
| opthalmic veins spread infection to the ____ ____ |
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Definition
|
|
Term
| floor muscles of the posterior triangle |
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Definition
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|
Term
| the ____ consistently runs in the posterior triangle of the neck |
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Definition
|
|
Term
| nerves of the posterior triangle (3) |
|
Definition
| brachial plexus, phrenic, cervical plexus |
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|
Term
| CSF enters venous circulation through ____ _____ that drain to the SSS |
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Definition
|
|
Term
| causes of hydrocephalus (3) |
|
Definition
-excess production of CSF
-blockage of CSF circulation
-deficiency in CSF reabsorption |
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|
Term
| cerebromedullary cistern between medulla and cerebellum is called _____ ___ |
|
Definition
|
|
Term
| lenticulostriate arteries of middle cerebral arteries |
|
Definition
| arteries of "cerebral hemorrhage" - arteries often that clog or supture in a stroke. |
|
|
Term
| middle cerebral artery supplies |
|
Definition
| most lateral surface of cerenbral cortex |
|
|
Term
| CN between posterior and superior cerebellar artery |
|
Definition
II--> bitemporal hemianopsia
-visual field defect from pituitary tumor because exerts pressure on optic chiasm |
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|
Term
| external laryngeal nerve innervates ____ |
|
Definition
|
|
Term
| ___ laryngeal nerve and superior laryngeal artery pierce the thyrohyoid membrane |
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Definition
|
|
Term
| inferior laryngeal artery and nerve are below the ____ constrictor |
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Definition
|
|
Term
| right recurrent laryngeal n. is under the ____ artery |
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Definition
|
|
Term
| hard palate helps to break down food during ____ stage. Soft palate= ____ stage |
|
Definition
|
|
Term
| posterior nasal drip and sore throat often give premise to this condition? |
|
Definition
| dysphagia- difficulty swallowing |
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|
Term
| sensation from tonsil, pharynx, and middle ear |
|
Definition
|
|
Term
| touch sensation of the eye |
|
Definition
|
|
Term
| motor to trapezius of SCM |
|
Definition
|
|
Term
| sensation from anterior 2/3rds of the tongue |
|
Definition
|
|
Term
| sensation/taste from posterior 1/3 of the tongue |
|
Definition
|
|
Term
| motor to strap muscles- CN ___ via ansa cervicalis |
|
Definition
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|
Term
| secretomotor to lacrimal gland is via ____ |
|
Definition
|
|
Term
| motor to muscles of mastication |
|
Definition
|
|
Term
| what attaches the thyroid cartilage to the hyoid bone and to cricoid cartilage? |
|
Definition
| thyrohyoid membrane and cricothyroid ligament |
|
|
Term
| what passes through a hole in the thyroihyoid membrane? |
|
Definition
| superior laryngeal artery and vein, internal branch of superior laryngeal nerve |
|
|
Term
| what are the 3 divisions of the larynx, and what structures form the borders of these divisions? |
|
Definition
vestibular folds- false focal cords--> vestibule
vocal folds- true vocal cords--> ventricle
infraglottic cavity |
|
|
Term
| what intrinsic muscles are responsible for ADducting the vocal cords? |
|
Definition
| transverse arytenoid m. and lateral cricoarytenoid m. |
|
|
Term
| what instrinsic muscles are responsible for ABducting the vocal cords? |
|
Definition
| posterior cricoarytenoid muscle |
|
|
Term
| what muscles shorten the vocal cords? |
|
Definition
| thyroarytenoid m. and vocalis m. |
|
|
Term
| what muscles have fine control of vocal cords? |
|
Definition
|
|
Term
| nerve that supplies sensory innervation to the vocal folds and below? |
|
Definition
| recurrent laryngeal nerve |
|
|
Term
| what separates the middle from the external ear? |
|
Definition
|
|
Term
| connects the middle ear to the nasopharynx? |
|
Definition
| Eustachian tube- makes the pressure in the middle ear the same as atmospheric |
|
|
Term
| what are the two muscles of the middle ear? and what nerve innervates them? |
|
Definition
tensor tympani- inserts on tympanic membrane. Innervated by V.
stapedius- inserts on stapes- innervated by VII |
|
|
Term
| what is brought about by contraction of the tensor tympani? |
|
Definition
| dampens the oscillations of the tympanic membrane |
|
|
Term
| what does the stapedius do when it contracts? |
|
Definition
| stapedius changes the action of the stapes from a piston action to a rocking motion- this is to dampen the AMPLITUDE OF SOUND while the frequency is maintained. |
|
|
Term
| two potential openings separating the middle and inner ear? where does the stapes sit? |
|
Definition
| oval window; round window |
|
|
Term
| structures in the inner ear responsible for sound, linear acceleration and angular acceleration? |
|
Definition
sound- cochlea
linear acceleration- vestibule
angular acceleration- semicircular canals |
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|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
| internal acoustic meatus--> stylomastoid foramen--> infratemporal fossa |
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|
Term
|
Definition
|
|
Term
| XI goes through this big opening |
|
Definition
|
|
Term
|
Definition
|
|
Term
| vertebral arteries pass through____ |
|
Definition
|
|
Term
| what nerve supplies sensory innervation to the superior half of the ear auricle? |
|
Definition
|
|
Term
| which nerve supplies sensory innervation over the back of the skull? |
|
Definition
|
|
Term
| what nerve supplies sensory innervation over the anterior and lateral portions of the neck? |
|
Definition
| transverse cervical nerve |
|
|
Term
| what nerve supplies sensory innervation over the anterior and lateral portions of the neck? |
|
Definition
| transverse cervical nerve |
|
|
Term
| which artery supplies the lateral surface of the cerebral cortex? medial surface? |
|
Definition
| middle, anterior cerebral arteries |
|
|
Term
| what CN arises btw the posterior cerebral artery and superior cerebellar artery? |
|
Definition
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