Body parts

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Across
  1. 1. It's going throught our veins.
  2. 2. You breathe with it.
  3. 4. Grouping of bones.
  4. 7. We think with it.
Down
  1. 1. When you hit yourself it appieres.
  2. 3. It covers the entire surface of our body.
  3. 4. It keeps our body upright.
  4. 5. Bile is created in it.
  5. 6. You bite your food with it.
  6. 7. We ussualy sit on it.