Testosterone is a steroid formed by the interstitial cells of Leydig. Leydig cells are almost non-existent in the testes during childhood, but they are numerous in the newborn male infant and also in the...
The prostate is a firm partly glandular and partly fibro-muscular organ. It is in the pelvic cavity, between the lower border of the symphysis pubis anteriorly and the ampulla of the rectum posteriorly. It...
Vas deferens is a thick-walled cord-like duct, it has a very narrow lumen. It is 30-45cm in length. Beginning: at the lower end of the tail of the epididymis. It ascends along the posterior...
Spermatogenesis (formation of spermatozoa) is a process by which the male germ cells are transformed into spermatozoa. Spermatogenesis occurs in the seminiferous tubules during active sexual life, under the stimulatory effects of the anterior...