What is the function of the portal vein in the liver?
The portal vein (PV) is the main vessel of the portal venous system (PVS), which drains the blood from the gastrointestinal tract, gallbladder, pancreas, and spleen to the liver.
What is the function of portal vein?
The portal vein supplies approximately 75 percent of blood flow to the liver. The portal vein is not a true vein, which means it does not drain into the heart. Instead, it brings nutrient-rich blood to the liver from the gastrointestinal tract and spleen.
What organs does the hepatic portal vein drain?
The portal vein or hepatic portal vein (HPV) is a blood vessel that carries blood from the gastrointestinal tract, gallbladder, pancreas and spleen to the liver.
What connects to the liver?
The liver is connected to two large blood vessels, the hepatic artery and the portal vein. The hepatic artery carries blood from the aorta to the liver, whereas the portal vein carries blood containing the digested nutrients from the entire gastrointestinal tract, and also from the spleen and pancreas to the liver.
What are the functions of the liver in the body?
The liver processes this blood and breaks down, balances, and creates the nutrients and also metabolizes drugs into forms that are easier to use for the rest of the body or that are nontoxic. More than 500 vital functions have been identified with the liver.
How is protein synthesis carried out in the liver?
Protein synthesis is a vital function carried out by the liver. Protein synthesis is the process whereby the body’s cells make proteins that are necessary for cell structure and function. Liver cells play a role in protein synthesis and amino acid metabolism, and is involved in the production of ammonia.
Where does the left lateral segment of the liver process blood?
The left lateral segment processes blood from the stomach and lower esophagus, distal body and tail of pancreas, the greater curvature of the stomach, and the hindgut by way of the splenic, gastric and inferior mesenteric veins.
How is the liver protected from physical damage?
The falciform ligament separates the two lobes. A layer of fibrous tissue called Glisson’s capsule covers the liver. This capsule is covered by peritoneum. This protects the liver from physical damage. It has two main sources of blood: