Intermediate Large Intestine Quiz

Q1. Which arteries provide the main arterial supply to the large intestine?

• Inferior epigastric arteries only
• External iliac arteries only
• Celiac and renal arteries only
• Superior and inferior mesenteric arteries

Q2. Which artery commonly supplies the cecum and appendix through its branches?

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

Q3. Which artery primarily supplies the ascending colon?

• Left colic artery
• Right colic artery
• Sigmoid artery
• Inferior rectal artery

Q4. Which artery primarily supplies the proximal part of the transverse colon?

• Left gastric artery
• Middle colic artery
• Superior rectal artery
• Inferior epigastric artery

Q5. Which artery supplies much of the descending colon?

• Left colic artery
• Ileocolic artery
• Gastroduodenal artery
• Right gastric artery

Q6. Which arterial vessels primarily supply the sigmoid colon?

• Jejunal arteries
• Short gastric arteries
• Inferior phrenic arteries
• Sigmoid arteries

Q7. What is the marginal artery of the colon?

• A terminal branch of the abdominal aorta
• An artery confined to the rectum
• An anastomotic arterial channel along the mesenteric border of the colon
• A vein draining directly to the inferior vena cava

Q8. Which portions of the colon are typically secondarily retroperitoneal?

• Ascending and descending colon
• Rectum and anal canal only
• Transverse and sigmoid colon
• Cecum and appendix only

Q9. Which parasympathetic nerve supplies the proximal large intestine derived from the midgut?

• Phrenic nerve
• Pudendal nerve
• Vagus nerve
• Obturator nerve

Q10. Which nerves provide parasympathetic innervation to the hindgut-derived distal large intestine?

• Lumbar somatic nerves
• Pelvic splanchnic nerves from S2 to S4
• Phrenic nerves
• Greater thoracic splanchnic nerves