THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -Testes (or testicles)-these are a pair of egg-shaped glands that sit in the scrotum, on the outside of the body. They produce sperm and testosterone, which is the male sex hormone. Epididymis-this is a highly coiled tube that lies at the back of the testes.

Detailed explanation-2: -Testes. Male sex hormones, as a group, are called androgens. The principal androgen is testosterone, which is secreted by the testes. A small amount is also produced by the adrenal cortex.

Detailed explanation-3: -Testosterone. Testosterone is the main hormone that promotes the development and maintenance of male characteristics. Testosterone can be converted into a more active male sex hormone, called dihydrotestosterone (DHT).