Despite their similar structure, however, not all bones are created equal: in vertebrates (including humans), the various parts of the skeleton arise from different groups of precursor cells during ...

The skeleton allows movement, provides support and protection for vital organs and makes blood cells. Skeletal muscles move the bones in the body. The skeletal system is made from bones and joints.

A teaching film about the human skeleton with animated medical illustrations as well as an actual skeleton with commentary. A man, naked to the waist, also demonstrates the relevant anatomy.