The skeletal system has several functions as well as some serious diseases and disorders. The skeletal system is designed to support the body and protect vital organs. The skeletal system is made up of 206 bones, both male and female have the same amount depending on age. There are some interesting facts about human bones, for example humans and giraffes have the same number of bones in their necks. The femur is stronger than the concrete and its socket! The skeleton has several functions such as supporting the body, protecting vital organs and producing blood cells. The skeletal system uses a series of bones such as the femur, fibula, tibia and spine for support (figure 1). The skeleton has some joints throughout the body, such as the hinge joint found on the kneecap and the elbow joint. Both of these joints are called the Ginglymus or hinge joint. The other joint is the ball joint and is found in the shoulder and neck. The skeletal system has two means of protection. The ribs are curved bones in the middle-upper cavity of the Th...