Liver Flashcards
What is the hepatic portal system?
2 capillary systems in series
Why are there no lipids in the portal veins?
Because they’re digested by lipases
What are the functions of the liver?
Storage Anabolism/production Catabolism/breakdown/toxin degradation Filtering (kupffer cells) Exocrine (bile) Endocrine
How do hepatocytes differ from normal cells? (7)
Regenerate well More mitochondria Lots of peroxisomes Numerous free ribosomes Lots of RER/SER Lots of Golgi complexes Glycogen deposits
What does the blood flow in within a lobule of the liver?
A sinusoid
What does the bile flow in a lobule of the liver?
Bile canaliculus
Where do the lymphatic vessels within the liver arise from?
Peripotal space of mall
Where do the lymphatic vessels within lobules of the liver drain into?
Liver hilum
What is the portal triad
The collection of the hepatic portal vein, hepatic artery and bile duct
What is the space around the portal triad in a lobule called?
The space of mall
What is the area of cells called that are most effected by blood contents?
Liver acinus
What is the space between the endothelium and hepatocytes called in a lobule of the liver?
The space of disse
What sort of cells do you find in the space of Disse?
Dendritic cells
What cells can you find between hepatocytes?
Stellate (ito) cells
What type of immune cells are kupffer cells?
Macrophages
