Lecture 7 08 - NERVOUS SYSTEM 6 Chapters 14 (Table 14.3)...

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1 NERVOUS SYSTEM 6 Dr. Phelps Chapters 14 (Table 14.3) and 16 Lecture 7 I. Cranial nerves containing both sensory and motor components: V, VII, IX, X. II. Cranial nerves containing exclusively special sensory components: I, II, VIII. A. Olfaction, CN I B. Vision, CN II and connections to visual cortex. C. Audition and equilibrium, CN VIII and connections to auditory cortex. III. Review use of anterograde and retrograde tracing techniques. I. Cranial nerves containing both sensory and motor components: TRIGEMINAL NERVE (CN V) - Table 14.3 A. Three branches of Cranial Nerve V: V 1 = Ophthalmic : V 2 = Maxillary : V 3 = Mandibular : B. Somatic motor neurons : in mandibular branch, innervate muscles of mastication (see pontine section in Lab 3) C. Somatic sensory neurons : supply sensory innervation to the face - cell bodies found in trigeminal ganglion FACIAL NERVE (CN VII) - Table 14.3 A. Somatic motor neurons : innervate muscles of facial expression B. Visceral motor neurons : 2 parasympathetic ganglia related to CN VII- postganglionic neurons innervate salivary glands, lacrimal glands, and glands in nose. C. Special sensory neurons : sensory information from taste buds on anterior surface of tongue.
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2 GLOSSOPHARYNGEAL NERVE (CN IX) - Table 14.3 A. Somatic motor neurons: innervate 1 muscle of the pharynx - works with CN X
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This note was uploaded on 02/03/2010 for the course NEUROSCI 101A taught by Professor Scheibell during the Winter '10 term at UCLA.

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Lecture 7 08 - NERVOUS SYSTEM 6 Chapters 14 (Table 14.3)...

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