1 — Testis; 2 — Epididymis; 3 — Penis; 4 — Male urethra; 5 — Bulbo-urethral gland; 6 — Prostate; 7 — Ejaculatory duct; 8 — Excretory duct; 9 — Urinary bladder; 10 — Ureter; 11 — Inguinal canal; 12 — Ductus deferens; Vas deferens; 13 — Muscular layer; Muscular coat, circular layer; 14 — Adventitia; 15 — Mucosa; Mucous membrane; 16 — Muscular layer; Muscular coat, internal longitudinal layer; 17 — Muscular layer;
Muscular coat, external longitudinal layer
