system and organs of the body

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Across
  1. 4. cleans your blood
  2. 5. they are small little streams that carry a liquid to more organs
  3. 7. its an organ that helps you do forceful movements
  4. 8. sends signal's to your body
  5. 9. pumps blood into your body
Down
  1. 1. This hard material protects you're respiratory system
  2. 2. it protects your organs from gushing out
  3. 3. it filters blood that's going to the digestive system
  4. 6. this organ has acid in it