lymphatic system

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Across
  1. 3. – prevent backflow of lymph
  2. 4. – tiny, permeable tubes where lymph begins
  3. 6. – fluid that moves through the lymphatic system
  4. 7. – small bean-shaped structures that filter lymph
  5. 9. – cells that destroy pathogens
  6. 10. – the body’s ability to fight disease
Down
  1. 1. – extra liquid from tissues that becomes lymph
  2. 2. – tubes that carry lymph through the body
  3. 5. – organ that filters blood and removes old red blood cells
  4. 8. – what lymph nodes do to remove waste from lymph