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In the circulatory system of vertebrates, a portal venous system occurs when a capillary bed pools into another capillary bed through veins, without first going through the heart. Both capillary beds and the blood vessels that connect them are considered part of the portal venous system. Most capillary beds drain into venules and veins which ...
Hypophyseal portal system. The hypophyseal portal system is a system of blood vessels in the microcirculation at the base of the brain, connecting the hypothalamus with the anterior pituitary. Its main function is to quickly transport and exchange hormones between the hypothalamus arcuate nucleus and anterior pituitary gland.
Details. Location. Abdomen. Anatomical terminology. [ edit on Wikidata] 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 systems in the body are the renal portal system, and the hypophyseal portal system. [1]
Portal hypertension is an increase in the blood pressure within a system of veins called the portal venous system. Veins coming from the stomach, intestine, spleen, and pancreas merge into the ...
The hepatic portal system is a series of veins that carry blood from the capillaries of the stomach, intestine, spleen, and pancreas to capillaries in the liver. It is part of the body’s ...
The main cause of portal hypertension is cirrhosis.This is a scarring of the liver. It can result from several conditions such as hepatitis (an inflammatory disease) or alcohol abuse.. Autoimmune ...
Portal vein. The hepatic portal vein is a vessel that moves blood from the spleen and gastrointestinal tract to the liver. It is approximately three to four inches in length and is usually formed ...
A patient portal is a secure website set up by a health care system, hospital, or clinic. The tools (or features) vary, depending on the portal. Patient portals can help you access medical records ...