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Cranial Nerves Lecture 6. Cranial Nerves. Bear, M.F., Connors, B.W., & Paradiso, M.A., 2007, Neuroscience: Exploring the brain, Lippincott Williams and Wilkins, pg. 232. Cranial Nerves. - PowerPoint PPT Presentation
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Bear, M.F., Connors, B.W., & Paradiso, M.A., 2007, Neuroscience: Exploring the brain, Lippincott Williams and Wilkins, pg. 232.
Number
Location
CN III Midbrain
CN IV Midbrain
CN V Pons
CN VI Pontomedullary Junction
CN VII Pontomedullary Junction
CN VIII Pontomedullary Junction
CN IX Medulla
CN X Medulla
CN XI Medulla
CN XII Medulla
Bear, M.F., Connors, B.W., & Paradiso, M.A., 2007, Neuroscience: Exploring the brain, Lippincott Williams and Wilkins, pg. 232.
• Sensory and motor
• 2 branches: • Superior ganglia• Inferior ganglia
Blumenfeld, H., 2002, Neuroanatomy through Clinical Cases, Sinauer, Inc.
• Taste: posterior 1/3 of tongue• Pharynx• Gag sensation
Blumenfeld, H., 2002, Neuroanatomy through Clinical Cases, Sinauer, Inc.
• Stylopharyngeous muscle• Elevates pharynx and
larynx
Blumenfeld, H., 2002, Neuroanatomy through Clinical Cases, Sinauer, Inc.
Nerve Name
Number Sensory Motor
Trigeminal CN V Face MasticationMiddle ear
Facial CN VII Taste Facial ExpressionStapedial muscle
Auditory CN VIII HearingBalance
Glossopharyngeal
CN IX TastePharynx
PharynxLarynx
Middle ear/Eustachian tube
Bear, M.F., Connors, B.W., & Paradiso, M.A., 2007, Neuroscience: Exploring the brain, Lippincott Williams and Wilkins, pg. 232.
• Sensory and motor
• 3 branches: • Pharyngeal• Superior laryngeal• Recurrent laryngeal
Blumenfeld, H., 2002, Neuroanatomy through Clinical Cases, Sinauer, Inc.
• Pharyngeal• Pharynx• Soft palate
• Superior laryngeal• Larynx
Blumenfeld, H., 2002, Neuroanatomy through Clinical Cases, Sinauer, Inc.
• Pharyngeal• Pharynx• Soft palate• Gag
• Superior laryngeal• Pharyngeal constrictor• Larynx
• Recurrent laryngeal• Larynx
Blumenfeld, H., 2002, Neuroanatomy through Clinical Cases, Sinauer, Inc.
Nerve Name
Number Sensory Motor
Trigeminal CN V Face MasticationMiddle ear
Facial CN VII Taste Facial ExpressionStapedial muscle
Auditory CN VIII HearingBalance
Glossopharyngeal
CN IX TastePharynx
PharynxLarynx
Middle ear/Eustachian tube
Vagus CN X PharynxLarynx
Soft palate
PharynxLarynx
Soft palate
Bear, M.F., Connors, B.W., & Paradiso, M.A., 2007, Neuroscience: Exploring the brain, Lippincott Williams and Wilkins, pg. 232.
• MOTOR ONLY• Cranial* and
Spinal portions• Neck
(sternocleidomastoid)
http://medical-dictionary.thefreedictionary.com/spinal+accessory
Nerve Name
Number Sensory Motor
Trigeminal CN V Face MasticationMiddle ear
Facial CN VII Taste Facial ExpressionStapedial muscle
Auditory CN VIII HearingBalance
Glossopharyngeal
CN IX TastePharynx
PharynxLarynx
Middle ear/Eustachian tube
Vagus CN X PharynxLarynx
Soft palate
PharynxLarynx
Soft palate
Spinal Accessory CN XI Neck
Bear, M.F., Connors, B.W., & Paradiso, M.A., 2007, Neuroscience: Exploring the brain, Lippincott Williams and Wilkins, pg. 232.
• MOTOR ONLY• Tongue• Neck
http://medical-dictionary.thefreedictionary.com/CN+XII
Nerve Name
Number Sensory Motor
Trigeminal CN V Face MasticationMiddle ear
Facial CN VII Taste Facial ExpressionStapedial muscle
Auditory CN VIII HearingBalance
Glossopharyngeal
CN IX TastePharynx
PharynxLarynx
Middle ear/Eustachian tube
Vagus CN X PharynxLarynx
Soft palate
PharynxLarynx
Soft palate
Spinal Accessory CN XI Neck
Hypoglossal CN XII TongueNeck
http://vanat.cvm.umn.edu/CrNAnimQuiz/
Upper motor neuron: from motor cortex to lower motor neuron
Lower motor neuron: from upper motor neuron to muscle
