The elements of the periodic table sorted by name in an alphabetical list. Click on any element's name for further chemical properties, environmental data or health effects. This list contains the 118 elements of chemistry.
Structures of the male reproductive system include testes, accessory glands, penis, semen, and hormones. Testes. The testes are located outside the abdominal cavity, suspended in a sac called the scrotum, which is between the thighs. Each of the two testis (singular) is surrounded by a tough fibrous connective tissue capsule. The word for the testes originated in the Greek and so named for its oval shape â orchis.
The Male Reproductive System. Testes are suspended outside the abdominal cavity by the scrotum, a pouch of skin that keeps the testes close or far from the body at an optimal temperature for sperm development.Seminiferous tubules are inside each testis, and are where sperm are produced by meiosis.About 250 meters (850 feet) of tubules are packed into each testis. Spermatocytes inside the tubules divide by meiosis to produce spermatids that in turn develop into mature sperm. The male reproductive system.he Male Reproductive System. Testes are suspended outside the abdominal cavity by the scrotum, a pouch of skin that keeps the testes close or far from the body at an optimal temperature for sperm development.