1 — Visceral peritoneum; 2 — Right colic flexure; Hepatic flexure; 3 — Transverse colon; 4 — Middle colic artery and Left colic artery (Anastomosis); 5 — Left colic flexure; Splenic flexure; 6 — Transverse mesocolon; 7 — Left colic artery; 8 — Middle colic artery