Final answer:
The ventral pancreatic bud develops into the posterior and inferior part of the head of the pancreas, the uncinate process, and the main pancreatic duct. It is integral in forming the ductal system that facilitates digestive enzyme secretion into the duodenum.
Step-by-step explanation:
The Ventral Pancreatic bud forms the posterior and inferior part of the head of the pancreas, including the uncinate process and the main pancreatic duct, which merges with the common bile duct to enter the duodenum through the hepatopancreatic ampulla (ampulla of Vater). This ductal system is crucial as it plays a key role in the exocrine functions of the pancreas, allowing for the enzymatic contents to be secreted into the duodenum to aid in digestion. The pancreas itself is a complex gland involved in both exocrine (digestive enzyme secretion) and endocrine (hormone release) functions, located in the retroperitoneum, extending from the curve of the duodenum to the spleen.