Examine the internal features of the stomach and small intestine.

1. Identiy the cardiac orifice to the pyloric orifice. (G 4.32C;N 270;Gl 15.1C) Identify the gastric folds (rugae) of the stomach.
2. Reflect the anterior wall of the 2nd part of the duodenum and identify the major duodenal papilla. (G 4.59;N 272;Gl 15.7) Verify that the bile duct drains at the major duodenal papilla. Review and/or identify the parts ( uncinate process, head, neck, body and tail) of the pancreas. (G 4.37;N 281;Gl 15.8) Attempt to identify the main pancreatic duct.
3. Compare and contrast the appearance of the jejunal and ileal walls. (G 4.40;N 272;Gl 15.10)