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The four primary functions of the skeletal system are to support muscles and tissue, protect the vital organs, allow movement of bones and muscles and serve as the storage center for immature blood cells and minerals. The skeletal system has 206 bones that are vital to the human body. Full Answer >.
The last basic function of the skeletal system is to facilitate movement. Part of this function is a direct result of providing support for the body, but beyond support, bones also function as levers that the muscles can manipulate to run, jump, lift, grab, or basically move in almost any way you can think of.