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human body
what you need to learn about the human body
| Question | Answer |
|---|---|
| the cranium is another word for | a squishy substance |
| this pumps blood through your body | smooth muscle |
| organs are made out of this | fight off germs and go through the body. |
| white blood cells | pump blood in |
| veins | protects bone from rubbing against each other |
| cartilage | the skull this protects your brain |
| bone marrow | the heart |
| bones | they need calcuim and can break |