b'Musculoskeletal SystemChapter hapterThis system consists of the bones, muscles, ligaments and tendons which support the body, protect internal organs and allow for movement. The musculoskeletal system also stores minerals, produces blood cells and heat.The human skeleton is the scaffolding that forms the rigid supporting structure of the body and consists of 206 bones. The skeleton offers considerable protection to delicate internal organs. The brain is protected by the skull and the spinal cord is shielded by the bony vertebrae that surround it. The heart and lungs along with much of the liver and spleen is protected from injury by the rib cage.The skeleton provides support by allowing you to stand tall. It is made up of many separate bones and this permits movement so you can walk, run and jump.Your FrameworkWhen a building engineer plans a skyscraper or bridge, he designs a very strong framework of steel beams and support structures. Your skeleton is like a remarkable network of beams that are strong enough to support your flesh, organs and also to allow movement in various directions.HumerusHow Your Body Works 19'