Tag: Motricity

A- succinctly Knowing the functional anatomy of the esophagus: The esophagus is a tubular organ lined with squamous epithelium. His muscle structure, extrinsic innervation (vagus) and intrinsic (autonomous nerve plexus) allow the propulsion of pharyngeal food to the stomach. The main element opposing the reflux of gastric contents is the lower esophageal sphincter (LES). B-…