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Skeletal System
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Bone structure
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Joint Types
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The skeletal system is comprised of the bones in your body and have 5 important purposes
- To protect your organs
- Support your body
- Provide a platform for movement
- Store mineral reserves
- Provide a site for blood cell formation
There are 206 bones in the human body . All of them are made of calcium. There are two kinds of bone marrow in bones. The first type is yellow marrow which is used for storing fat, which provides nourishment for the bone. The second kind is rad bone marrow which is used to produce blood cells and two types of stem cells.
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Circulatory system
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Process
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The circulatory system is comprised of 4 things:
- Heart
- Veins
- Capillaries
- Arteries
The circulatory system, also called the cardiovascular system or the vascular system, is an organ system that permits blood to circulate and transport nutrients (such as amino acids and electrolytes), oxygen, carbon dioxide, hormones, and blood cells to and from the cells in the body to provide nourishment and help in fighting diseases, stabilize temperature and pH, and maintain homeostasis. It circulates those things using the Heart to pump, veins, arteries and capillaries are then used to transport the blood and other things.