Which of the following correctly compares the functions of the epididymis and the urethra? Sperm mature in the testes and travel through the epididymis to the urethra. Sperm are produced in the epididymis and travel through the urethra to the vas deferens. Sperm are stored in the epididymis and leave the body through the urethra. Sperm travel through the urethra to the epididymis for storage.