Across
- 1. No memory of previous infections
- 3. Elevated temperature that slows pathogens
- 5. Immediate, non-specific defense
- 7. Engulfing and digesting pathogens
- 9. Destroy infected and cancerous cells
- 12. Physical defenses like skin and mucus
- 15. White blood cells that engulf pathogens
- 17. Body’s ability to fight disease
Down
- 2. Trap microbes with mucus
- 4. Internal defenses such as fever and acid
- 6. Immune cells that kill infected cells
- 8. Disease-causing microorganisms
- 10. Destroys many swallowed pathogens
- 11. Contain enzymes that kill bacteria
- 13. Phagocytic white blood cells
- 14. Response causing redness, heat, swelling, and pain
- 16. Physical barrier against pathogens