lymphatic system

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Across
  1. 3. White blood cells responsible for immune defense
  2. 4. Primary lymphatic organ where B lymphocytes mature
  3. 6. Small lymphatic vessels that collect excess interstitial fluid from tissues
  4. 10. Swelling caused by blockage or damage to lymphatic vessels
  5. 14. The largest lymphatic vessel that drains lymph from most of the body
  6. 15. Severe swelling disease caused by parasitic blockage of lymph vessels
Down
  1. 1. Small bean-shaped structures that filter bacteria and pathogens from lymph
  2. 2. Organ where T lymphocytes mature
  3. 5. Specialized lymphatic capillaries in the small intestine that absorb dietary fats
  4. 7. Clear fluid derived from interstitial fluid that circulates in lymphatic vessels
  5. 8. Process in which macrophages engulf and destroy pathogens
  6. 9. Body’s ability to resist infection and disease
  7. 11. Network of vessels, tissues, and organs involved in fluid balance and immunity
  8. 12. A smaller duct that drains lymph from the right upper body
  9. 13. Organ that filters blood and removes old red blood cells