WebMD's Prostate Anatomy Page provides detailed images, definitions, Male Anatomy of Reproduction: The Prostate prostate, from the bladder to the penis, letting urine flow out of the body. During ejaculation, the prostate squeezes this fluid into the urethra, and it's expelled with sperm as semen.
Ureters carry urine from the kidneys to the bladder. The testicles also make sperm, the male reproductive cells, which travel through a group of tube-like.
Image of Dr Mary Harding The testes produce sperm and also produce male hormones. This means that urine is not released at the same time as semen.