Beginner Superior Rectal Artery Quiz

Q1. The superior rectal artery is the terminal continuation of which artery?

• Celiac trunk
• Superior mesenteric artery
• Inferior mesenteric artery
• Internal iliac artery

Q2. Which part of the rectum is principally supplied by the superior rectal artery?

• Anal skin below the pectinate line only
• Cecum
• Upper rectum
• Ascending colon

Q3. Which embryologic arterial territory gives rise to the superior rectal artery?

• Somatic abdominal wall territory
• Hindgut territory
• Midgut territory
• Foregut territory

Q4. Which vessel commonly anastomoses superiorly with the superior rectal artery near the rectosigmoid junction?

• Lowest sigmoid artery
• Ileocolic artery
• Left gastric artery
• Middle colic artery

Q5. Which arteries provide important collateral connections with the superior rectal artery lower in the rectum?

• Middle and inferior rectal arteries
• Renal and gonadal arteries
• Short gastric and splenic arteries
• Right and middle colic arteries

Q6. Into which body cavity does the superior rectal artery descend?

• Pleural cavity
• Cranial cavity
• Thoracic cavity
• Pelvis

Q7. Which organ is the principal target of the superior rectal artery?

• Kidney
• Spleen
• Rectum
• Stomach

Q8. Which mesenteric structure is continuous with the sigmoid mesocolon around the upper rectal vascular pedicle?

• Mesoappendix
• Gastrosplenic ligament
• Mesorectal tissue
• Lesser omentum

Q9. Which statement best describes the superior rectal artery?

• It is a paired parietal artery
• It is a branch of the celiac trunk
• It supplies only the stomach
• It is the terminal continuation of the IMA

Q10. What happens to the superior rectal artery as it approaches the rectum?

• It becomes the renal artery
• It divides into rectal branches
• It enters the splenic hilum
• It passes through the inguinal canal