Choose one true statement about the hepatic portal vein, It carries blood from the:
a. liver to the vena cava
b. mesenteric vein to the vena cava
c. liver directly to the gut
d. gut directly to the liver

Choose one true statement about the blood in the hepatic portal vein, Blood in the hepatic portal vein:
a. carries a lower concentrate of bacterial toxins than the hepatic veins
b. carries a higher concentrate of bacterial toxins than the hepatic veins
c. will only carry sugars in the form of glucose
d. carries blood which is approximately 98% saturated with oxygen

Approximately what proportion of liver mass is comprised of hepatocytes
a. 20%
b. 40%
c. 60%
d. 80%

In pharmacology first pass metabolism refers to:
a. The mass of drug metabolised by the liver in any onehour period
b. The mass of drug metabolised by the liver after intravenous drug administration
c. The proportion of drug metabolised as the drug is carried in the blood from the gut to the hepatic veins
d. The proportion of metabolites synthesised into active drug compounds as the drug is carried in the blood from the gut to the hepatic veins