Fig. 2. Schematic drawing of the right side of the neck with structures superficial to the superior cervical ganglion removed for clarity. Note the laryngopharyngeal branches (*) and their ascending (circle) and descending pathways. The ascending branches are thought to terminate primarily in the pharyngeal plexus. A carotid body branch from the laryngopharyngeal nerve is also shown. STA, superficial thyroid artery (By David Fisher).
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