In this second edition (the first was known as Introductory Gastroenterology) the chapters on the esophagus, stomach, and liver have been extensively revised, and a chapter on the role of endoscopy in the diagnosis of disease of the gastrointestinal tract has been added. Chapters in the workbook (44 pages) correspond to chapters in the text. After each question are the appropriate text page references; answers are at the end. Subject index. For the student and the general practitioner.