1 — Valve of navicular fossa; 2 — Frenulum; 3 — Prepuce; Foreskin; 4 — External urethral orifice; External urinary meatus; 5 — Navicular fossa; 6 — Glans penis; 7 — Corona of glans; 8 — Neck of glans; 9 — Skin; 10 — Fascia of penis (superficial and deep); 11 — Corpus cavernosum penis; 12 — Tunica albuginea of corpora cavernosa; 13 — Male urethra; 14 — Corpus spongiosum penis
