Intermediate Transverse Colon Quiz

Q1. Which artery primarily supplies the proximal two thirds of the transverse colon?

• Ileocolic artery only
• Middle colic artery
• Superior rectal artery
• Left colic artery only

Q2. Which artery contributes importantly to the distal transverse colon near the left colic flexure?

• Right gastric artery
• Inferior rectal artery
• Left colic artery
• Appendicular artery

Q3. Which arterial channel connects middle colic and left colic branches along the colon?

• Median sacral artery
• Marginal artery
• Portal vein
• Inferior vena cava

Q4. Which embryologic transition occurs within the transverse colon?

• Foregut to midgut transition only
• No embryologic transition occurs
• Hindgut to proctodeum transition
• Midgut to hindgut transition

Q5. Which parasympathetic nerve supplies the proximal transverse colon?

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

Q6. Which nerves supply parasympathetic fibers to the distal transverse colon?

• Pelvic splanchnic nerves from S2 to S4
• Greater thoracic splanchnic nerves
• Femoral nerves
• Vagus nerve exclusively

Q7. Which organ lies superior to much of the transverse colon?

• Stomach
• Cecum
• Urinary bladder
• Prostate

Q8. Which retroperitoneal organ lies posterior to the transverse mesocolon and is closely related to its root?

• Prostate
• Thyroid gland
• Urinary bladder
• Pancreas

Q9. Where does venous blood from the proximal transverse colon primarily drain?

• Superior mesenteric vein
• Azygos vein
• External iliac vein
• Inferior vena cava directly

Q10. Which lymph nodes receive lymph associated with the middle colic vessels?

• Superficial inguinal nodes
• Superior mesenteric nodes
• Axillary nodes
• Popliteal nodes