24.10 liver Flashcards
what is the main “unit” of the liver?
hepatic cords
where are the hepatic cords located?
radiate out from central vein
what are the hepatic cords made of?
hepatocytes
where are the hepatic sinusoids located?
between cords
where are the bile canaliculi located?
between cells within cords
what are the 5 fn of hepatocytes?
bile production storage detoxification phagocytize synthesis of some bl components
what are the 6 fn of the liver?
bile production storage nutrient interconversion detoxification phagocytosis synthesis
how much bile is produced daily?
600-1000 mL
what is the make-up of bile?
bile salts bilirubin cholesterol fats fat-soluble hormones lecithin
what are the fn of bile?
neutralizes stomach acids
bile salts emulsify fats
how is bile secretion stimulated?
secretin from the duodenum
what gets stored in the liver?
glycogen
fat
where does hepatic portal blood come from?
the small intestines
what type of nutrient interconversion happens in the liver?
amino acids to energy producing compounds
what type of detoxification occurs in the liver?
hepatocytes remove ammonia and convert to urea
