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Flashcards in Portal System Deck (9)
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1

what is the caval system

anastomoses between the hepatic portal system an systemic venous drainage

2

what causes portal hypertension

diseases that cause liver fibrosis

3

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

4

what causes caput medusae

enlargement of the paraumbilical veins and branches of superior and inferior epigastric veins

5

what vein drains the hindgut

inferior mesenteric

6

what does the inferior mesenteric vein drain into

splenic vein, posterior to pancreas and lateral to the junction of the duodenum and jejunum

7

what does the splenic vein drain

spleen, tail and body of pancreas, short gastric, left gastroomental

8

what forms the hepatic portal vein

joining of splenic and superior mesenteric veins

9

what drains the midgut

superior mesenteric vein