Across
- 2. A type of immunity the body makes when responding to an infecting pathogen
- 3. Theory proposing that specific microorganisms cause disease
- 4. The proteins made by B cells
- 7. When the host's immune system attacks a donors tissue
- 8. A type of immunity that occurs without the body going through an immune response
- 10. Body system that fights diseases and infections
- 12. A type of immunity that depends on T cells attaching and bursting infected body cells
- 13. A substance that causes an allergic reaction
- 14. Protein markers on the surface of cells and viruses that act as identification
- 16. Cells that make proteins to inactivate pathogens
- 17. Body response that presents through swelling, redness, warmth, and pain
- 19. A disease in which the bone marrow and other blood-forming organs create immature or abnormal leukocytes
- 22. A substance used to prevent disease-causing microorganisms
- 23. Something that carries and transmits a pathogen
- 25. A type of immunity that relies on antibodies to destroy or inactivate infected body cells
- 26. Cell that surrounds and engulfs pathogens
Down
- 1. This happens when germs develop resistance to the drugs used to kill them
- 4. A disease where there is a severe loss of the body’s cellular immunity
- 5. Proteins made by infected body cells
- 6. Infections that occur more often or severely in people with weakened immune systems
- 9. Specialized T and B cells that can "remember" antigens
- 11. An immune response to a substance to which the body has become hypersensitive to
- 15. Cells that destroy infected body cells
- 18. Substance used to create immunity or resistance to an infectious disease or pathogen
- 20. A disease-causing agent
- 21. A virus that attacks the body’s immune system
- 24. A severe life-threatening allergic reaction to an antigen