This video tutorial explores the histology of the digestive system, focusing on the esophagus. It explains how to differentiate the esophagus from other digestive tract segments using tissue characteristics, such as stratified squamous epithelium and the presence of adventitia. The tutorial provides a detailed examination of the esophagus's layers, including the mucosa, submucosa, muscularis externa, and adventitia, using interactive images to highlight key features. The video concludes with a preview of upcoming segments on the stomach and small intestine.

What are the major layers of the esophagus and their respective functions?

What distinguishes the adventitia of the esophagus from the serosa found in other segments?

What is the significance of the stratified squamous epithelium in identifying the esophagus?

How does the structure of the esophagus relate to its function?