large part of financial remittances. The research on remittances is a hugely debated topic, with contributions coming from around the world, and this paper mainly focuses on findings from former socialist countries that
The duodenum is the upper part of the small intestine, into which food flows from the stomach. The papilla forms the main exit hole for the bile and pancreatic juices which flow down the bile duct and pancreatic duct.
Secretin, which is produced in the duodenal mucosa, stimulates the release of pancreatic juice by the acinar cells of the pancreas. Besides hormones, other substances formed in the body may also affect glandular function. Histamine, for example, sharply intensifies the secretion of the fundic glands of the stomach. The effect of humoral stimulants is manifested in both phases of the secretory cycle.