Intermediate Hepatic Portal Vein Quiz

Q1. What is the usual relationship of the portal vein to the proper hepatic artery and bile duct in the hepatoduodenal ligament?

• It lies inside the bile duct
• It lies posterior to both
• It lies anterior to both
• It lies within the inferior vena cava

Q2. Which major vein commonly joins the splenic vein to create the portal vein behind the pancreas?

• Inferior vena cava
• Left renal vein
• Right hepatic vein
• Superior mesenteric vein

Q3. Which vein commonly drains into the splenic vein rather than directly into the portal vein?

• Cystic vein
• Inferior mesenteric vein
• Right gastric vein
• Paraumbilical vein

Q4. Which vessel lies anterior to the portal vein in the free edge of the lesser omentum on the left side of the bile duct?

• Splenic vein
• Inferior vena cava
• Right renal artery
• Proper hepatic artery

Q5. Which direct tributary of the portal vein commonly drains part of the lesser curvature of the stomach?

• Right gonadal vein
• Right gastric vein
• Inferior phrenic vein
• Right renal vein

Q6. Why is the portal vein described as part of a portal system rather than an ordinary systemic vein?

• It drains only the liver to the heart
• It contains lymph instead of blood
• It carries blood directly from an artery to an artery
• It carries blood between two capillary beds

Q7. Which structures can provide small direct tributaries to the portal vein near the liver?

• Cystic and paraumbilical veins
• Internal jugular veins
• Pulmonary and coronary veins
• Renal and gonadal arteries

Q8. Which portal branch is generally larger and has a shorter extrahepatic course?

• Left hepatic vein
• Left portal vein
• Inferior mesenteric vein
• Right portal vein

Q9. Which portal branch has a longer transverse course toward the left liver?

• Right portal vein
• Splenic vein
• Left portal vein
• Right hepatic vein

Q10. Which statement best describes the hepatic portal vein's role in liver inflow?

• It supplies only lymph to the liver
• It is the liver's principal venous outflow vessel
• It supplies most hepatic blood flow volume as venous inflow
• It drains directly from the liver into the inferior vena cava