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Innervation of the Esophagus and Heart
Mechanoreceptors in the esophageal, pharyngeal, and laryngeal nerve plexi stimulate vagal afferent signals to the nucleus solitarius in the brainstem. Vagal efferent signals then travel from the nucleus solitarius to the cardiac conduction system. The figure is reproduced from the authors’ website (www.stopfainting.com).
