Full size cut-away section of stomach shows gastric ulcer, duodenal ulcer and esophageal inflammation. Model size: 7-3/4" x 1-1/4" x 6-1/4" Card size: 6-1/2" x 5-1/4" Full size cut-away section of stomach shows gastric ulcer, duodenal ulcer and esophageal inflammation. Model size: 7-3/4" x 1-1/4" x 6-1/4" Card size: 6-1/2" x 5-1/4"