Cranial Nerves IX_ X_ XI_XII SOLE.pdf - CN IX, X, XII, XII...

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CN IX, X, XII, XII Sensory and Motor Functions
CN IX, X, XI, and XII Nuclei
CN IX Sensory NucleiSpecial Visceral Afferents (SVA)Taste from the posterior one-third of the tonguePetrosal GanglionRostral Nucleus Solitarius (GustatoryNucleus)IpsilateralGeneral Visceral Afferents (GVA)Chemo and baro receptors from the carotid bodyPetrosal GanglionCaudal Nucleus Solitarius (Cardiorespiratory Nucleus)DiffuseGeneral Sensory Afferents (GSA)Sensation from the middle ear, region near the externalauditory meatus and posterior one third of the tongueJugular GanglionSpinal Nucleus of V; Chief Sensory Nucleus of VContralateral
Glossopharyngeal NeuralgiaIs clinically similar to Trigeminal Neuralgla butinvolved the sensory distribution ofGlosspharyngeal.Pain begins in the posterior tongue or pharyngealwall and radiates to the ear.Pain can be triggered by swallowing or talking.When pharmacological relief fails, transection ofthe dorsomedial portion of the Spinal Tract of Vcan offer reliefWhy is this procedure effective?

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Term
Winter
Professor
N/A
Tags
nucleus ambiguus, Branchial Motor, nucleus solitarius, spinal accessory nucleus, Chief Sensory Nucleus

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