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DVT423-JH4

USIDMS Hepatic Doppler

QuestionAnswer
What is the main function of the portal system? Drains nutrient-rich blood from the bowel and spleen into the liver
What 3 vessels join to form the Portal vein? SMV, IMV, and splenic vein
At the ____________ , the portal vein divides into the left portal vein and right portal vein. porta hepatis
Does the portal vein have hepatopetal or hepatofugal flow? Hepatopetal
Does the splenic vein have hepatopetal or hepatofugal flow? Hepatopetal
Elevated pressure in the portal venous system due to increased resistance of flow through liver Portal hypertension
Do the hepatic veins have hepatopetal or hepatofugal flow? Hepatofugal
Stenosis or obstruction of the hepatic veins that may be caused by hepatomegaly, splenomegaly, ascites, extrinsic compression by a tumor, thrombus in the hepatic veins or IVC. Budd-Chiari Syndrome
Pathways that the body develops on its own to decrease pressure within the liver Common Porto-Systemic Shunts
The hepatic artery supplies about ___% of oxygenated blood into the liver and the portal vein supplies about __% of nutrient rich blood to the liver. 30% ; 70%
Created by: jmhunt