一、概念吞咽困难包括产生吞咽动作困难 (口咽部吞咽困难 )和食物或液体在到达胃的过程中的一种被阻滞感(食管吞咽困难 )。所以 ,吞咽困难是指对吞咽物正常通过的一种阻碍。二、概述及要点吞咽过程是由位于髓质的吞咽中枢以及中远段食管壁中的肠神经系统共同协调产生的 ,主要由 First, the concept of Dysphagia include the difficulty of swallowing (oropharyngeal dysphagia) and food or liquid in the process of reaching a sense of block (esophageal dysphagia). Therefore, dysphagia is an obstacle to the proper passage of the swallow. Second, an overview and points Swallowing process is located in the medulla swallowing central and distal segment of the esophageal nervous system co-ordination, mainly by