Intermediate Transverse Colon Quiz

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

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

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

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

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

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

Q4. Which embryologic transition occurs within the transverse colon?

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

Q5. Which parasympathetic nerve supplies the proximal transverse colon?

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

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

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

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

• Prostate
• Cecum
• Urinary bladder
• Stomach

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

• Thyroid gland
• Prostate
• Pancreas
• Urinary bladder

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

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

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

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