GASTRO-ESOPHAGEAL REFLUX DISEASE (GERD):

CN IX (glossopharyngeal) - Taste, salivation, and swallowing. CN X (vagus) - Taste, swallowing, palate elevation, and phonics. CN XI (spinal accessory) - Head rotation and shrugging of shoulders. CN XII (hypoglossal) - Tongue movement. Vasculature. The face is highly vascular. Primarily the external carotid artery supplies it. ................
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