ASGE Recognized Industry Associate (ARIA) Training Program for Sanofi | June 2022-Session 1

Video Transcription

Video Summary

In this video, the speaker discusses the anatomy and function of the esophagus and stomach. They explain that the gastrointestinal (GI) tract refers to the digestive tract, and its main functions are digestion, absorption of nutrients, and elimination. The GI tract is compared to a donut, with the esophagus and the stomach being the upper parts. The esophagus is a hollow muscular tube that connects the mouth to the stomach, and it has four layers: mucosa, muscularis mucosa, submucosa, and circular and longitudinal muscles. The speaker also talks about the lower esophageal sphincter, which allows food to enter the stomach and prevents reflux. The stomach is described as a J-shaped reservoir that mixes food with acid and enzymes before releasing it into the small intestine. The stomach has layers similar to the esophagus, with the addition of a serosal surface. The speaker discusses the stomach's secretion of stomach acid, which has a pH of 1-2. Overall, the video provides an overview of the structure and function of the esophagus and stomach.

Keywords

esophagus

stomach

digestion

absorption

elimination

structure