What is the approximate pH value at which the secretion of gastrin hormone stops?
1. 7.0
2. 4.5
3. 1.5
4. 3.0

Pancreatic secretions can be prevented from entering the duodenum by:
1. pyloric valve
2. sphincter of oddi
3. the common bile duct
4. cholecystokinin secretion

Proteolysis cannot be performed by:

A cause of pancreatitis can be autodigestion by the activation, within the pancreas, of:
1. bile
2. bacterial
3. carboxypeptidase
4. trypsin

The serous secretions [enzyme rich] are stimulated by the hormone:
1. cholecystokinin
2. secretin
3. enterogastrone
4. enterocrinin

The most metabolically active cells in the human body will be found in:
1. thyroid
2. liver
3. heart
4. small intestine

A vitamin that is not stored in the liver is vitamin:
1. C
2. K
3. B12
4. A

A type of capillaries with discontinuous endothelium seen in liver are known as:
1. sinusoids
2. central vein
3. porta hepatis
4. portal veins

The Kupffer, specialized macrophages lining the walls of the sinusoids cells, are phagocytic cells found in the
1. stomach
2. pancreas
3. small intestine
4. liver

The common bile duct is formed when the common hepatic duct merges with the:
1. Duct of Rivinus
2. cystic duct
3. pancreatic duct
4. Wharton’s duct