Matching Pairs Male ReproOnline version Male repro anatomy and functions by Ashlin Kendrick 1 Cowper's (bulbourethral) gland 2 Scrotum 3 Urinary bladder 4 Prostate gland 5 Sheath 6 Urethra 7 Vas deferens 8 FSH 9 GnRH 10 Epididymis 11 Seminal vesicles 12 Sigmoid flexure 13 LH 14 Testicles 15 Retractor muscle 16 Androgens 17 Penis deposits semen in the female reproductive tract and excretes urine from the body stimulates the anterior pituitary gland in the brain to release both FSH and LH, which are essential to reproduction. produce sperm and hormones associated with reproduction transports sperm from the epididymis to the urethra Stimulate the development, growth, and activity of reproductive parts; trigger puberty, trigger the development of male secondary sex characteristics, and also function in the production of sperm stores, concentrates, and transports sperm releases fluid into urethra to cleanse and neutralize it to allow sperm to survive in it carries testicles and regulates their temperature extends the penis outside the body during mating covers and protects the penis when it is relaxed stores urine; has no reproductive function produce seminal fluid that transports and protects the sperm carries sperm and urine to the penis causes the interstitial cells in the testicles to secrete androgens pulls the penis back into the body affects the tubules in the testicles, causing them to produce sperm. nourishes the sperm with a thick, milky fluid