Innervate lacrimal glands and Some Salivary Glands b. Sensory Fibers innervates receptors for taste on anterior 2/3 tongue. – 8. CN VIII Vestibulocochlear Nerve – a. Vestibular Branch balance and equilibrium – b. Cochlear Branch hearing – 9. CN IX Glossopharyngeal – a. Sensory Fibers sensory of tongue, pharynx, and tonsils – muscles for swallowing and some salivary glands. b. Fibers – 10. CN X Nerve – a. Somatic Fibers - Muscles for speech and swallowing b. Autonomic Fibers – Regulates Heart Rate, Digestion, The Vagus nerve contains about 75% of all parasympathetic nerve fibers in the body 11. CN XI Accessory Nerve – a. Supplies (along with vagus nerve) muscles of the pharynx and larynx b. Supplies muscles of the neck and shoulder: trapezius & sternocleidomastoid 12. CN XII Hypoglossal Nerve – a. Muscles that move the tongue for speech, chewing, and swallowing. Pneumonic: I. Oh Olfactory II. Once Optic III. One Oculomotor IV. Trochlear V. The Trigeminal VI. Anatomy Abducens
Innervate lacrimal glands and Some Salivary Glands b. Sensory Fibers – innervates receptors for taste on anterior 2/3 tongue. 8. CN VIII – Vestibulocochlear Nerve a. Vestibular Branch – balance and equilibrium b. Cochlear Branch – hearing 9. CN IX – Glossopharyngeal a. Sensory Fibers – sensory of tongue, pharynx, and tonsils b. Fibers – muscles for swallowing and some salivary glands. 10. CN X – Nerve a. Somatic Fibers - Muscles for speech and swallowing b. Autonomic Fibers – Regulates Heart Rate, Digestion, The Vagus nerve contains about 75% of all parasympathetic nerve fibers in the body 11. CN XI – Accessory Nerve a. Supplies (along with vagus nerve) muscles of the pharynx and larynx b. Supplies muscles of the neck and shoulder: trapezius & sternocleidomastoid 12. CN XII – Hypoglossal Nerve a. Muscles that move the tongue for speech, chewing, and swallowing. Pneumonic: I. Oh Olfactory II. Once Optic III. One Oculomotor IV. Trochlear V. The Trigeminal VI. Anatomy Abducens
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