� withstand tremendous forces that affect an organism� support the mass of the body and all of the muscles and organs that are part of the body� remain strong under the stresses of locomotion, such as when the feet strike the ground, sending the force of the impact through the body frame� be strong at the junction where two bones meet, where stress is applied and felt� protect against impact to soft tissues, such as the skull protects the brain.
Inside every person is a skeleton, a sturdy framework of 206 bones. The skeleton protects the body's organs, supports the body, and provides attachment points for muscles to enable body movement. Bones also produce blood cells and act as a storage site for minerals such as calcium and phosphorus.
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