Methods: The pharyngoesophageal segments of 66 adult cadavers were examined with gross anatomical and sectional anatomical techniques.Results: Longitudinal esophageal fibers had multiple attachments.

• 方法：运用大体解剖技术和断层解剖技术相结合的方法，对66具成人咽食管段纵行肌进行了观测。