Physiology of Immune system

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Across
  1. 4. Primary lymphoid organ
  2. 8. can trigger an immune response of the body
  3. 9. primary site for IgA production
  4. 10. Give rise to the brain and spinal cord
  5. 13. muscle, bone, and connective tissue
  6. 14. producer of red blood cells
  7. 15. Innate immunity
Down
  1. 1. outer layers of integument and nervous system
  2. 2. fast, nonspecific with no memory immune response
  3. 3. first-line defense
  4. 5. released by mast cells
  5. 6. blood filter
  6. 7. First response to injury
  7. 11. adaptive immune system
  8. 12. Lining of the Gut