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Bones
Exoskeleton Red marrow
Yellow marrow Marrow
Osteoporosis Sprain
Fracture “Skeleton”
Spongy bone Compact bone
Jobs of the Skeleton• 1. Provides Shape and support
• 2. Enables you to move by having an area for muscles to attach to
• 3. Protects your internal organs
• 4. Produces (makes) blood cells
• 5. Stores certain materials until your body needs them
Exoskeleton
Skeleton outside the body
“Skeleton”
Greek for “Dried body”
Marrow
Soft connective tissue in the middle of the bone
Red Marrow
Creates blood cells
Yellow Marrow
Stores fat for energy use.
Spongy Bone
Many small spaces in a bone
Compact Bone
A hard protective cover for the bone
Osteoporosis
The bones are weak and break easily due to lack of calcium
Sprain
Ligaments stretch too far and tear
Fracture
Break in a bone
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