Male Reproductive Labeling ActivityOnline version Label the structures and review the functions of the male reproductive system by Tiajah Valerio 1 Testes 2 Epididymis 3 Vas (Ductus) Deferens 4 Seminal Vesicle 5 Ejaculatory Duct 6 Urethra 7 Prostate Gland 8 Penis 9 Bulbourethral Gland Explanation 1 The testes are the male gonad responsible for the production of sperm, the male gamete. 2 The epididymis, located in the scrotum, is the structure responsible for the storage of sperm. 3 The vas deferens is a tube that carries sperm from the epididymis to the ejaculatory duct. It can be found within the spermatic cord. 4 The seminal vesicle is a gland that is responsible for the majority production of seminal fluid. 5 The ejaculatory duct is formed where the vas deferens and the seminal vesicle meet. This tube will carry seminal fluid to the urethra. 6 Tube that will carry urine and semen out of the penis. 7 Gland located inferior to the bladder. Responsible for producing seminal fluid 8 Male reproductive organ for delivering semen to the female vagina. 9 Gland located inferior to the prostate. Responsible for producing seminal fluid.