Body Systems Review

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Across
  1. 2. Little filter in the kidney that blood goes through
  2. 3. Some passages that will direct air to the lungs
  3. 6. Filters waste from the blood. Some examples are urea, water, salt and proteins
  4. 7. A cell fragment that forms a scab when you are bleeding
  5. 8. Cells that fight infections
  6. 10. Allows the air to pass to and from the lungs
  7. 12. The basic unit of life
  8. 13. Tube that connects the mouth to the stomach
  9. 15. The lower chambers of the heart
Down
  1. 1. Airways that are inside the lungs. These lead from the bronchi to the alveoli.
  2. 4. An oxygenated cell that carries oxygen around the body
  3. 5. Where digestion begins
  4. 9. Absorbs water
  5. 11. The upper chambers of the heart
  6. 14. The liquid part of the blood