In human anatomy, the hepatic portal system or portal venous system is the system of veins comprising the portal vein and its tributaries. The other portal venous system in the body is the hypophyseal portal system .

The hepatic portal system is the system of veins that transports blood from the digestive tract to the liver. It consists of the hepatic portal vein and other veins that drain into the hepatic portal vein, viz. the superior mesenteric vein, the inferior mesenteric vein, and the splenic vein.

Oct 30, 2023 · The hepatic portal vein is an important and unique vein that receives blood from structures of the abdomen and transports it into the liver for filtration and processing. This vein is part of the hepatic portal system that receives all of the blood draining from the abdominal digestive tract, as well as from the pancreas, gallbladder, and spleen.

Aug 8, 2023 · During development, the hepatic portal system is composed of the vitelline venous system in conjunction with the umbilical veins. The primitive venous system of the liver begins as the right and left vitelline veins.

Usually, veins carry blood toward your heart rather than to other organs. Your hepatic portal system (portal venous system) is an exception to this rule. The veins in this system send blood to your liver, rather than directly to your heart. Your portal …

Jan 2, 2024 · In the Hepatic Portal System, venous drainage from most of the gastrointestinal tract, the spleen, and the pancreas, pools into the portal vein to reach the liver, before returning to the heart.

hepatic portal system: In human anatomy, the hepatic portal system is the system of veins comprising the hepatic portal vein and its tributaries. hepatocyte: Any of the cells in the liver responsible for the metabolism of protein, carbohydrate, and lipids and for detoxification.

Portal venous shunts are abnormal communications between portal and systemic venous systems (portosystemic shunts), or between the PVS and the hepatic artery (arterioportal shunts). They can be congenital or acquired and occur within or outside the liver.

What are the hepatic veins? Your hepatic veins are a group of blood vessels that drain blood from your liver into your inferior vena cava (IVC). Your IVC is a large vein that collects blood from your lower body and returns it to the top right chamber of your heart (right atrium). Cleveland Clinic is a non-profit academic medical center.

The Hepatic Portal System is defined as a unique circulatory system that connects the capillary beds of the liver and the small intestine/spleen, allowing for the mixing of deoxygenated and oxygenated blood before draining into the hepatic vein.