BIOL-242 Lecture Notes - Lecture 44: Endothelium, Gallbladder, Hepatocyte
10 Jun 2020
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Chapter 23 part 6 |function anatomy - the liver & Many functions; only digestive function is bile production. Restores full size in 6-12 months after 80% removal. Injury leads to hepatocytes leads to growth factors leads to endothelial cell proliferation. Hepatic artery and vein enter at porta hepatis. Bile duct formed by union of common hepatic and cystic ducts. Composed of plates of hepatocytes (liver cells) Hepatocytes increased rough & smooth er, golgi, peroxisomes, mitochondria. The hepatic vein is leaving the liver and enters the heart. The hepatic artery enters the liver, as well as hepatic portal veins coming from the digestive tract arteries, ultimately coming from the aorta. Most nutrients absorbed by the intestine pass through the liver, which serves as a filter that removes potentially harmful xenobiotics before they get into the systemic circulation. Usually viral infection, drug toxicity, wild mushroom poisoning. Progressive, chronic inflammation from chronic hepatitis or alcoholism. Liver fatty, fibrous portal hypertension.
