lect 12- pancreas, liver, gall bladder Flashcards
what is the endocrine portion of the pancreas
islets of langerhans
what is the exocrine portion of the pancreas
serous cells (acini cells)
what cells from the islet secrete glucagon
alpha
what cells from the islet secrete insulin
beta
what cells from the islet secrete amylin
beta
what cells from the islet secrete pancreatic polypeptide
gamma
what cells from the islet secrete somatostatin
delta
what cells from the islet secrete ghrelin
epsilon
what stimulates intercalated discs to secrete bicarbonate
secretin
what 2 ducts join at the hepatopancreatic ampulla
main pancreatic duct and common bile duct
what 2 ducts come together to form the common bile duct
common hepatic and cystic ducts
what converts trypsinogen to trypsin
enterokinases
what produces trypsin inhibitory
acinar cells
what secretes angiotensinogen
liver
what zone is affected most by CHF
zone 3
what are the liver specific lymphocytes that kill tumor cells after activation by IL-2
Pit (NK) cells
what are the vitamin A-storing cells that transform into collage secreting cells after an insult (responsible for cirrhosis of liver)
hepatic stellate (ito) cells
what zone is most effected by bile stasis
zone 1
what zone is most effected by ischemic necrosis
zone 3
what synthesizes bile
hepatocytes
what type of epithelium lines the gall bladder
simple columnar epithelium
what does hepatic form of jaundice indicate a problem in
problem effecting then liver
what does post-hepatic form of jaundice indicate that there is an issue with
something wrong with the bile duct (typically due to gallstone or cancer)
