Skeletal System Essay

Arguably the most important of the 5 functions of the skeletal system is protection.

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The sutures fuse together in early childhood, forming the classic shape of the skull.

The vertebrae are all irregularly shaped bones in the human body that provide both protection and flexibility for movement.

The skeletal system is divided into two parts: the axial skeleton and appendicular skeleton.

The axial skeleton includes the skull, spinal column, ribs and sternum.

The collagen provides flexibility while the minerals provide tensile strength.

There are 5 functions of the skeletal system in the body, three of which are external and visible to the naked eye, and two of which are internal.Some creatures do not have internal skeletons and instead they have external shells (or exoskeletons) with muscle attachments on the interior.The rigid structure of the skeletal system also allows it to perform another one of the 5 functions of the skeletal system: movement.When there is a surplus of blood calcium, it’s put back into the bones.This is why dietary calcium and vitamin D are so important.The nervous system sends the electrical impulses that activate the muscles, the skeletal system provides the levers and anchors for the muscles to pull against.All skeletal muscles have an origin and insertion point.The appendicular skeleton includes all upper and lower extremities, the shoulder girdle and the pelvic girdle.Bones in the human body come in four main shapes, long, short, flat and irregular and are composed of webs of collagen fibers reinforced with calcium and phosphorous.Julia Michelle has been writing professionally since January 2009.Her specialties include massage therapy, computer tech support, land and aquatic personal training, aquatic group fitness and Reiki.


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