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41 Cards in this Set

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