Read on to learn about the function of the testes and their anatomy. The testes — also called testicles — are two oval-shaped organs in the male reproductive system. They’re contained in a ...

People with male reproductive anatomy usually have two testicles (testes), commonly called balls. The function of testicles is to produce sperm and testosterone, which is a male sex hormone.

This seventh article of an eight-part series examines the anatomy and physiology of the testes and ovaries, as well as their role in producing a variety of steroid hormones that influence many diverse ...