1. Identify the primary structures and functions of the upper gastrointestinal tract, including the esophagus, stomach, and duodenum. 2. Understand and describe the common diseases and disorders that affect the upper gastrointestinal tract such as gastroesophageal reflux disease (GERD), gastric ulcers, and gastric cancers. 3. Interpret clinical manifestations and diagnostic test results (including endoscopy and imaging findings) related to upper GI disorders. 4. Recognize and evaluate the presentation, examination findings, and management options associated with upper GI emergencies. 5. Develop an understanding of the various therapeutic options, including pharmaceutical treatments, endoscopic procedures, and surgical interventions for upper GI diseases.