Monday, May 27, 2013

A. The Organs In The Human Skeletal System

  The human movement system consists of the skeleton and muscles. Humans can perform movements because of the existence of the skeleton and muscles in the boy.
  The skeleton consists of bones. Bones are the passive movement device, because they cannot move without the help of the muscles. The muscles are called the active movement device, because they can move the bones.
  Aside from being a movement device, the skeleton also functions to :
1.Shape the body
2.Protect vital organs
3.Attach the muscles
4.Produce bone marrow
5.Erect the body

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