Top Things to Do in Michigan, United States - Michigan Attractions.
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 main functions of the skeletal system are: 1  Support of the body. 2  Locomotion. 3  Provide protection for internal organs. 4  Act as a site for the production of blood cells and the storage of minerals, particularly calcium. 5  Growth and development.