Portal System Flashcards
what is the caval system
anastomoses between the hepatic portal system an systemic venous drainage
what causes portal hypertension
diseases that cause liver fibrosis
what happens due to portal hypertension
portal system pressure increases which forces portal blood to be shunted into systemic circulation by the caval system
chronic usage enlarges the anastamoses
what causes caput medusae
enlargement of the paraumbilical veins and branches of superior and inferior epigastric veins
what vein drains the hindgut
inferior mesenteric
what does the inferior mesenteric vein drain into
splenic vein, posterior to pancreas and lateral to the junction of the duodenum and jejunum
what does the splenic vein drain
spleen, tail and body of pancreas, short gastric, left gastroomental
what forms the hepatic portal vein
joining of splenic and superior mesenteric veins
what drains the midgut
superior mesenteric vein
