Learning Objectives:
1. Name the derivatives of the foregut, midgut, hindgut.
2. Describe the vasculature that serves both the developing and definitive portions of the gastrointestinal tract.
3. Describe the tissue growth and rotational events that yield the definitive form and positioning of the stomach, liver, pancreas, and omenta.
4. Describe how the rotations and herniation of the midgut give rise to the definitive position of the adult small intestine and colon.
5. Identify the origins of the liver, gallbladder, pancreas and spleen.
6. Describe the formation of omphalocele, congenital umbilical herniation,eventration of abdominal viscera, abnormal gut rotation, esophageal atresia, Meckel's diverticulum, and diaphragmatic herniation.