Liver Gallbladder Pancreas Flashcards
what organ performs these functions?
drug metabolism
protein synthesis
endocrine/exocrine
production /excretion of bile
modification of blood contents
and more
liver
what factors in dentistry are impacted by the liver/gallbladder/pancreas?
pharmacology
system toxicity
organ transplant patients
blood dyscrasias
where is the gallbladder in relation to the liver?
inferior/deep to liver
what parts of the liver do not have the visceral peritoneum covering it?
bare area (exposed directly to the diaphragm)
gallbladder fossa
porta hepatis
what is the capsule of the liver called?
visceral peritoneum
falciform ligament connects what?
liver to the anterior abdominal wall
hepatogastric ligament connects what
connects the stomach to the liver
hepatoduodenal ligament connects what
connects the liver to the duodenum?
atrial supply of the liver
what is the main vein that enters the liver?
portal vein
blood from the spleen, pancreas. gallbladder, and abdominal segment of the GI tract empty into the…
portal vein
splenic vein joins the superior mesenteric vein to form the..
portal vein
what does the portal vein enter through?
porta hepatis of the liver
what structures go through the fissures of liver?
right/left hepatic arteries
portal vein
cystic ducts
portal vein enters the liver and then …
branches
how many functional lobes of the liver?
8
liver: endocrine secretes ____ the blood
secretes INTO the blood
liver: exocrine secretes ____ epithelium
exocrine secretes ONTO epithelium
the liver controls _____ metabolism
drug
liver functions: protein synthesis of…
carrier proteins
clotting cascade
serum albumin
proteinaceous hormones
liver controls the production and secretion of ___
bile
liver can perform ______ of blood contents
modifications
study
liver converts ____ to ___
ammonia to urea
liver removes ____ (4)
bacteria
bilirubin
poisons
toxins
liver introduces _____ drugs
metabolized drugs (in safe form)
liver makes and introduces … (5)
proteins
amino acids
blood clotting factors
cholesterol
immune factors
functions of liver
Regulating blood levels of amino acids
Processing hemoglobin
Clears bilirubin from red blood cells
Removes bacteria, poisons, and toxins
Converts toxic ammonia into urea
Makes and introduces amino acids, blood clotting factors, immune factors, and proteins into the blood
Metabolism or biotransformation of drugs
liver cells
Hepatocytes
Stellate cells
Sinusoidal endothelial cells
Kuppfer cells
Epithelial cells of biliary tree
Hepatic stem cells
Natural killer lymphocytes
Connective tissue cells
hepatocytes are ___% of liver
80%
hepatocytes are sites of ____ productions
bile
hepatocytes synthesize different factors that gets introduced into the ____
blood
hepatocytes are sites of _____
detoxification
hepatocytes are sites of …. (2)
bile production
detoxification
kupffer cells remove _____ and debris from the portal blood
bacteria
kupffer cells secrete ____
cytokines
kupffer cells are specialized _____ within sinusoidal lining that are derived from regular monocytes
macrophages
kupffer cells _______ aged RBC from hepatic circulation
phagocytose
hepatic stellate cells also known as…
Ito Cells
hepatic stellate cells the “____ ___” of the liver
storage cells
where are hepatic stellate cells found?
space of disse
hepatic stellate cells store ___ & __________
fat & fat soluble vitamines (like Vit A - retinol)