Find Your Free Essay Examples

A portal system is a system in which the veins start and end in capillaries.

A portal system is a system in which the veins start and end in capillaries. It delivers deoxygenated blood to the liver for purification before it is carried to the heart.

The hepatic portal system is a complex system of hepatic portal veins and its capillaries. It is also known as the portal venous system.

The hepatic portal system is a crucial part of the  circulatory system . However, there are other systems of veins in the body that are referred to as the portal venous system.

The hepatic portal vein is the largest vein in the abdominal cavity. It drains blood from the spleen and the gastrointestinal tract to the liver. The hepatic veins begin at the junction of splenic veins and superior mesenteric. The blood from the cystic veins and the inferior mesenteric gastric veins is also drained by the hepatic vein.

The ailments that affect the hepatic portal system should be identified and treated as early as possible. If left untreated, might prove fatal. Medical conditions like portal hypertension caused by cirrhosis can affect the hepatic portal system.

The blood that drains from the alimentary canal to the liver contains substances that are absorbed from the small intestine and pass through the liver before going back to the heart. It carries out the main function of further detoxifying deoxygenated blood before reaching the heart. This system is designed to eliminate toxic substances out of our body. This system is found in all the vertebrates. The entire gastrointestinal tract is not a part of this system. It extends from the lower portion of the oesophagus to the upper part of the anal canal.

The veins that make up the hepatic portal system are: