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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 adult human skeletal system has 206 bones that provide support, protection and shape to the body. It also has other important but lesser known functions that allow the body to store minerals, make blood cells, and grow. Bone Structure. The structure of bones allows for strength.