Across
- 3. Process where specific lymphocytes are activated and multiply
- 4. Rapid increase of selected lymphocytes
- 6. Abbreviation for major histocompatibility complex
- 7. Faster, stronger response upon re-exposure
- 8. T cell that kills infected or abnormal cells
- 10. Immunity gained from transfer of antibodies
- 11. Most abundant antibody in blood
- 13. T cell that activates other immune cells
- 15. Antibody found on B cell surface
- 16. Differentiated B cell that secretes antibodies
- 18. First immune response to an antigen
- 20. Immunity mediated by antibodies in body fluids
- 22. Exposure to antigen to produce immunity
- 25. Cell that displays antigen fragments to T cells
Down
- 1. Immunity acquired through medical intervention
- 2. Cell surface proteins presenting antigens
- 5. Immunity acquired through natural exposure
- 9. Antibody involved in allergic reactions
- 12. Immunity developed from infection or vaccination
- 14. First antibody produced during primary response
- 17. Immunity involving T cells attacking infected cells
- 19. T cell that suppresses immune responses
- 21. Antibody found in secretions like saliva and mucus
- 23. Long-lived cell that provides faster future responses
- 24. Potent antigen-presenting immune cell