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41 Cards in this Set
- Front
- Back
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Exits through cribriform plate.
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Olfactory Nerve exit
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CN I
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Olfactory Nerve #
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olfactory and optic originate in brain
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CN that originate in cerebrum?
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Olfactory: sensory or motor?
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sensory, nasal mucosa
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Exits through optic canal.
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Optic Nerve exit?
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CN II
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Optic Nerve #
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Optic: sensory or motor?
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sensory, retina of eye
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Exits through superior orbital fissure.
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Oculomotor Nerve, Trochlear, Abducens, V1 Opthalmic branch of trigeminal exit 3,4, V1, 6
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CN III
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Oculomotor Nerve #
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abducens: sensory or motor? Innervation?
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motor, LR6
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Oculomotor and trochlear origination in brain.
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CN that originate in midbrain?
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Oculomotor innervation?
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AO3 Inf oblique, medial rectus, superior rectus, inferior rectus, levator palpebrae
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CN IV
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Trochlear Nerve #
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Trochlear innervation?
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Superior oblique
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Trochlear: motor or sensory?
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motor, superior oblique
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Exit superior orbital fissure?
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oculomotor, opthalmic branch of trigeminal V1 and abducens exit skull. 3,4,V1,6
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Exit foramen rotundum?
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Maxillary branch of trigeminal V2 exit
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Exits foramen ovale?
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Mandibular branch of trigiminal V3 exit
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Innervates lower 1/3 of face and muscles of mastication?
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Mandibular V3 innervation?
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iuy
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biuyh
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kjh
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oiutoi
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CN XII
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Hypoglossal #
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Hypoglossal: Motor or sensory?
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Motor, floor of mouth (tongue muscles) innervated by:
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CN that originate in medulla?
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Acoustic VIII, Glossopharyngeal IX, Vagus X, Accessory XI and cranial portion of accessory, Hypoglossal XII . 8 - 12 origination
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Exits hypoglossal canal?
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Hypoglossal XII exit
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CN VI
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Abducens #
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CN that originate in pons?
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Trigeminal V, Abducens V, Facial VII origination 5,6,7
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Innervates lateral rectus?
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Abducens VI innervation?
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CN VII
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Facial #
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In through internal auditory meatus and exits through styloidmastoid foramen?
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Facial nerve path in skull?
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Facial nerve distrubution?
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Distribution: muscles of facial expression and ant 2/3 tongue.
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CN VIII
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Acoustic #
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Exits through internal auditory meatus?
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Acoustic and facial exit in skull?
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CN IX
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Glossopharyngeal #
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Glossopharyngeal IX: motor or sensory?
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sensory and motor, Pharyngeal muscles and post 1/3 tongue
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CN X
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Vagus #
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Exit jugular foramen?
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Glossopharyngeal IX, Vagus X, Accesory cranial portion XI exit
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Innervates abdominal and thoracic organs.
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Vagus innervation.
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CN XI
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Accessory #
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Exit foramen magnum?
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Spinal branch of Accessory XI exit.
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Accessory innervation?
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Innervate SCM and trapezius.
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