Across
- 2. must be presented with Ag to activate
- 4. these cells secrete antibodies
- 6. antibody involved in hypersensitivity reactions
- 7. the most abundant type of WBC
- 8. large clusters of lymphoid follicles in the small intestine
- 10. where T cells mature
- 12. T cells that, once activated, can directly kill virus-infected cells
- 13. another name for immunoglobulin
- 15. accounts for the redness and heat of inflammation
- 16. cleanse the lymph as it passes through them
- 20. can kill cancer cells and virus-infected body cells before the adaptive immune system is activated
- 24. proteins that identify cells as "self
- 25. the most abundant antibody
- 26. can form a membrane attack complex
- 27. predominate in germinal centers
- 28. help protect cells that have not yet been infected by a virus
- 29. antibody found in sweat and saliva
- 30. "the RBC graveyard"
- 31. a first line immune defense
Down
- 1. disease that arises when self isn't distinguished from non-self
- 3. where immune functions of the spleen take place
- 5. an abnormally high body temp
- 9. this immune response is faster and larger than the primary
- 11. Tcells that help activate B cells, other T cells, and macrophages
- 14. these tissues have crypts
- 17. cells that capture antigens and bring them back to the lymph nodes
- 18. chemicals that lead to fever
- 19. transport absorbed fat from the small intestine to the bloodstream
- 21. help phagocytes bind to pathogens
- 22. these cells become plasma cells
- 23. Mucosa-associated lymphoid tissues around pharynx entry