1 — Peritoneum; 2 — Appendix; Vermiform appendix; 3 — Meso-appendix; 4 — Caecum; 5 — Ileum, terminal ileum; 6 — Ascending colon; 7 — Mesentery; 8 — Free taenia; 9 — Right colic flexure; Hepatic flexure; 10 — Greater omentum; 11 — Haustra of colon; 12 — Transverse colon; 13 — Transverse mesocolon; 14 — Omental taenia; 15 — Left colic flexure; Splenic flexure; 16 — Descending colon; 17 — Mesocolic taenia; 18 — Sigmoid mesocolon; 19 — Omental appendices; Fatty appendices of colon; 20 — Sigmoid colon; 21 — Rectum
