GRAND CANYON NATIONAL PARK
\ɡɹˈand kˈanɪən nˈaʃənə͡l pˈɑːk], \ɡɹˈand kˈanɪən nˈaʃənəl pˈɑːk], \ɡ_ɹ_ˈa_n_d k_ˈa_n_ɪ__ə_n n_ˈa_ʃ_ə_n_əl p_ˈɑː_k]\
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Hypoglossal Neuropathy
- twelfth cranial (hypoglossal) nuclei. fascicles are located in medulla, exits via hypoglossal foramen innervates muscles tongue. Lower brain stem diseases, including ischemia MOTOR NEURON affect nuclei fascicles. nerve may also be injured by diseases of the posterior fossa or skull base. Clinical manifestations include unilateral musculature and lingual dysarthria, with deviation tongue towards side weakness upon attempted protrusion.