Intermediate Neck of the Pancreas Quiz

Q1. Why is the pancreatic neck an important landmark for the portal venous system?

• It contains the splenic venous origin
• The portal vein usually forms directly behind it
• The inferior vena cava begins behind it
• The hepatic veins form within it

Q2. How does the superior mesenteric vein relate to the pancreatic neck?

• It terminates in the inferior vena cava
• It runs within the main pancreatic duct
• It lies only anterior to the stomach
• It ascends posterior to the neck toward the portal confluence

Q3. How does the splenic vein relate to the neck of the pancreas?

• It approaches posteriorly from the left and joins the superior mesenteric vein
• It lies within the cystic duct
• It crosses the anterior abdominal wall
• It drains directly into the hepatic veins

Q4. What is the relationship of the superior mesenteric artery to the pancreatic neck?

• It passes posterior to the neck
• It is contained within the portal vein
• It lies only along the superior border of the tail
• It passes through the pancreatic duct

Q5. Which structure typically lies posterior to the superior mesenteric vessels in the region inferior to the pancreatic neck?

• Pancreatic tail
• Left hepatic lobe
• Gallbladder fundus
• Uncinate process

Q6. Why is the neck useful as an imaging landmark?

• It contains the inferior vena cava
• Its close relationship to the portal venous confluence provides a reproducible landmark
• It is surrounded by lung tissue
• It lies inside the spleen

Q7. Which embryonic pancreatic bud contributes substantially to the region that becomes the neck and body?

• Hepatic diverticulum alone
• Ureteric bud
• Splenic primordium
• Dorsal pancreatic bud

Q8. What developmental event creates the unified pancreas near the neck-head region?

• Rotation of the hindgut only
• Fusion of dorsal and ventral pancreatic buds after ventral bud rotation
• Fusion of the kidneys
• Closure of the urachus

Q9. Why is the main pancreatic duct relevant to the neck?

• It carries portal blood
• It is located only in the pancreatic tail
• It ends in the neck in normal anatomy
• It passes through the neck toward the head

Q10. Which relationship makes the neck important during pancreatic resection?

• It overlies the portal-superior mesenteric venous axis
• It is separated from all major vessels by the peritoneal cavity
• It surrounds the inferior vena cava
• It lies within the splenic hilum