immune/lymphatic system

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Across
  1. 3. vessels organ that carries lymph through body
  2. 5. shot that helps get over viruses and diseases
  3. 7. fluid that the lymph capillaries pick up
Down
  1. 1. nodes main organ in the arms and hands
  2. 2. one thing that weakens the immune system
  3. 4. other system the immune system works with
  4. 6. new virus that affects the immune system