At birth the human skeleton is made up of around 300 bones. By adulthood, some bones have fused together to end up with 206 bones. Human bones grow continually from birth till our mid 20's. Our skeleton's bone mass is at its maximum density around the age of 30. If broken our bones will re-grow and repair themselves. Often doctors will place a cast on splint to make sure these bones repair straight and true. The axial skeleton part of the human skeleton has 80 bones. It includes the vertebral column, the rib cage and the skull and helps us maintain our upright posture, by spreading the weight in the head, and upper areas down to the lower areas near the hips. The appendicular skeletal section of our skeleton has 126 bones. It includes the pectoral (shoulder) girdles,
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