Beginner Superior Mesenteric Artery Quiz

Q1. From which vessel does the superior mesenteric artery arise?

• Abdominal aorta
• Celiac trunk
• Inferior mesenteric artery
• Common iliac artery

Q2. At approximately which vertebral level does the superior mesenteric artery usually arise?

• S1
• L1
• L4
• T8

Q3. Which embryologic portion of the gastrointestinal tract is principally supplied by the superior mesenteric artery?

• Proctodeum
• Midgut
• Foregut
• Hindgut

Q4. Which artery usually arises immediately superior to the superior mesenteric artery from the abdominal aorta?

• Median sacral artery
• Celiac trunk
• Inferior mesenteric artery
• External iliac artery

Q5. Which branch of the SMA supplies the proximal ascending colon and terminal ileum?

• Left colic artery
• Superior rectal artery
• Left gastric artery
• Ileocolic artery

Q6. Which SMA branch principally supplies much of the transverse colon?

• Inferior rectal artery
• Sigmoid artery
• Middle colic artery
• Left gastric artery

Q7. Which branches of the SMA supply most of the jejunum and ileum?

• Jejunal and ileal arteries
• Sigmoid arteries
• Lumbar arteries
• Short gastric arteries

Q8. Which SMA branch contributes to the blood supply of the pancreatic head and duodenum?

• Superior rectal artery
• Cystic artery
• Inferior pancreaticoduodenal artery
• Left colic artery

Q9. Which vein is usually located to the right of the superior mesenteric artery near their roots?

• Inferior vena cava
• Left renal vein
• Superior mesenteric vein
• Splenic vein

Q10. Which statement best describes the superior mesenteric artery?

• It is the principal arterial supply of the midgut
• It is the terminal continuation of the IMA
• It supplies only the spleen
• It is a paired parietal branch