Tetanus, it is also called locked jaw, is a serious but prevent disease that affects the body's muscles and nervous. It typically raises from a skin wound that becomes contaminated by a bacterium called Colostrum tetani, which is often found in soil, once the bacteria in the body, they produced a neutrino protine that acts as a poison to the body's nervous system that causes muscle spams. The toxin can travel through the body via and into the blood stream and lymph system. As it inters with the normal activity to nerves through out the body, leading to generalized muscle spams. Spams can be so forceful that they tear muscles or even cause spine frctors. With out treatment tetanus an be fatal.