Summary. This article outlines the steps you must take to find out what version of Java is running in your Windows 7 computer.ummary. This article outlines the steps you must take to find out what version of Java is running in your Windows 7 computer.
Achalasia is a disorder of the esophagus. There is a lower esophageal sphincter, which is a muscle, where the esophagus meets the stomach. In achalasia, that sphincter does not relax enough, there are fewer nerves than normal and there is no peristalsis in the lower two-thirds of the esophagus.
Esophageal Stricture. The esophagus is a relatively simple tubular structure connecting the throat to the stomach. The major functions of the esophagus are to transport food from the mouth to the stomach and to prevent regurgitation of food and gastric contents from the stomach back up into the esophagus.