1 — Appendix; Vermiform appendix; 2 — Caecum; 3 — Ileocaecal lip; Inferior lip; 4 — Ileal orifice; Orifice of ileal papilla; 5 — Ileal papilla, frenulum of ileal orifice; 6 — Ileocolic lip; Superior lip; 7 = 3 + 4 + 5 +6 — Iliocaecal valve; 8 — Haustra of colon; 9 — Semilunar fold of colon; 10 — Mesocolic taenia; 11 — Ascending colon; 12 — Ileum; 13 — Peritoneum; 14 — Meso-appendix
