The human skeletal system is not quite as simple as the popular children's song suggests. The "head bone" (actually made up of 22 separate bones) is not connected to the "neck bone," but rather to a ...

The human skeletal system consists of all of the bones, cartilage, tendons, and ligaments in the body. Altogether, the skeleton makes up about 20 percent of a person’s body weight. An adult’s skeleton ...

Each bone in the human body helps it function properly. The bone marrow is responsible for housing your stem cells, which produce necessary cells for the body. Your skeletal system is to your body ...

The adult human skeletal system consists of 206 bones, as well as a network of tendons, ligaments and cartilage that connects them. Teeth are made of dentin and enamel and are part of the skeletal ...

How do humans change during their lifetime? Find out about the different stages of a human life cycle and how we change as we grow up. Find out how the skeleton helps us move and protects some of our ...

PRESENTER:'It's quiet and everyone is fast asleep.' PRESENTER:Muscles and bones keep us moving 24 hours-a-day, even when we're asleep. Without muscles or bones, we wouldn't even be able to get out of ...