["Seminiferous tubules → Rete testis → Vasa efferentia → Epididymis → Vas deferens → Ejaculatory duct → Urethra → Urethral meatus", "Seminiferous tubules → Vasa efferentia → Epididymis → Inguinal canal → Urethra", "Testis → Epididymis → Vasa efferentia → Ejaculatory duct → Inguinal canal → Urethra → Urethral meatus", "Testis → Epididymis → Vasa efferentia → Rete testis → Inguinal canal → Urethra"]