The male reproductive system is a collection of organs that work together to produce sperm that will fertilize female eggs later in life. The testes are the most important part of the system because they produce sperm. It is similar and resembles the ovaries of the female reproductive system because it also contains what they need to reproduce. Its job is to produce the sperm necessary for reproduction. Due to hormonal imbalances, sperm production may not even be possible in some men. Testosterone is the male hormone that gives men virile characteristics. It is composed of hydrogen, carbon and oxygen with a white color. In the male body it helps develop sexual organs, a deeper voice and facial hair (Khalid, 2013). Cancer or a genetic disease in males is the most common thing that causes the reduction of testosterone production in the body. Behind the testes is the epididymis which allows sperm to pass through the vas deferens from the testes (Dictionary, 2014). It looks like leaching as it is placed right on the testicles but is thinner. When sperm is produced ...