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47 Cards in this Set
- Front
- Back
What nerve supplies the upper pharynx? lower pharynx and larynx?
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upper is CN 9 and lower and larynx is CN 10
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Ligate what artery to stop deep cervical bleeding?
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costocervical trunk. gives off deep cervicl and superior intercostal. thyrocervical trunk gives off VIT
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Skin on tip of nose us numb, what artery?
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opthamalmic division of trigemnal.
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What part of skin does facial nerve innervate?
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None, it does muscles motor to muscles of facial expression!
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superifical laryngeal nerve runs with what and innervates what?
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splits into internal and exernal parts.
external does cricothyroid and inferior pharyngeal constrictor muscles. superior, middle and (maybe inferior?) constrictors are innervated by vagus through pharyngeal plexus |
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crocildile tears results from?
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facial nerve proximal to geniculate ganglion
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sweating while eating results from?
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auricolotemporal nerve issues
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chorda tympani does what?
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taste to anterior 2/3 of tounge and submandibular ganglion.
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what nerves do nose and palate?
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PT ganglion
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submandibular ganglion innervates to what?
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submandibular and sublingual gland
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otic ganglion provides?
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innvervation to parotid gland
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ciliary ganglion provides?
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ciliary muscle and spinchter pupilae
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Bell's palsy results from?
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involves inflamnation of the cornea leading to corneal ulceration -->lack of corneal blink reflex. This is due to paralyis of the orbicularis oculi muscle, which closes the eyelid
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Sensory loss of the cornea and conuctiva results from?
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opthalmic nerve lesions.
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Trigemenal nerve does what?
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Sensory and muscles of mastication via mandibular branch v3. plus tensory tympani and tensor veli palatani (soft palate) mylohyoid and anterior belly
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Rupture of middle mengieal artery causes what hemoraging?
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epidural
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subdural hemorgaing is from? subpial?
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subdural from bridging cerebral veins
subpail from vessels of pia subarachnoid from cerebral arteries and veins |
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sensory and Taste of anterior 2/3 of toungue is by?
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sensory = lingual nerve--from v3
taste from chorda tympani |
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posterior 1/3 of toungue sensations/taste?
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CN 9 for both (lingual branch)
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Epiglottis gets innveration from?
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internal laryngeal via CN X
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What innervtes tounge muscles?
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CN 12
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pituratary is near what sinus?
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spheneoid
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hard palate is innervated by?
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greater palatine nerve (also innverates inner maxilary gingival)
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chorda tympani supplies innervation to?
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anterior 2/3 taste + submandibular ganglion
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sella turcia is what part of which bone?
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sphenoid bone above sphenoid sinus
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what does cricothyroid muscle do?
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provides tension to vocal cords.
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vocalis muscle innveration?
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recurrent laryngeal
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what about abbducting vocal cords, what nerve/muscle?
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posterior cricothyroid via external laryngeal nerve
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sinus closest to pituatary?
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cavernous sinus causing thmrbosis
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what muscles cause closing of the larynx and thracea during swallowing
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oblique arytenoid and aryepiglottic muscles
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only muscle of the larynx not innervated by recurrent laryngeal?
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cricoithyroid.
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Only muscle that opens (abducting) the space between the vocal cords to allow for sound production.
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posterior cricothyroid. via recurrent laryngeal from vagus
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sphincter and close the larynx as we swallow or cough?
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aryepiglottic muscle together with the transverse arytenoid and the thyroarytenoid
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veins of brain are tributaries of what veins?
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dural veinous sinuses
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Muscles of mastication are innervated by what muscle?
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v3
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Muscles of mastication and facial expression are from which arches?
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mastication are from first branchial arch.
The muscles of facial expression, on the other hand, derive from the second branchial arch. |
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Middle ear infection caused by what nerve?
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tympanic branch of CN 9 --> tympanic plexus --> otic plexus
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Cranial dura in the middle cranial fossa by what nerve? Anterior cranial fossa? Posterior?
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V2, V3. Anterior = V1. Posterior is Cn 10 and 12
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Optic canal injury via baseball injures?
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optic nerve and opthamalmic artery
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dialtor nerves of eye from?
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superior cervical ganglion
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accomdation of eyes through what nerves?
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short ciliary muscles off of nasocillary nerve
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sympathetic nerves of eye are from?
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superior cervical ganglion
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Nerves involved in gag reflex?
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sensory is CN 9 and motor is CN 10
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muscles attached to styloid process?
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styloihyoid (CN7), styloglossus (CN 12) and stylopharyngues (CN 9)
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uvula deviation from what enrve?
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vagus on opposite side.
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hoarseness caused by?
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recurrent laryngeal
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tracheotomy, what vessels?
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inferior thyroid vein closely associated with this
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