Across
- 1. low microbial exposure increases allergy risk
- 4. weakened immune defense
- 7. against the body’s own tissues
- 9. by external factors
- 10. absent immune response
- 11. by mast cells during allergy
- 13. hypersensitivity against cells or tissues
- 14. allergic reaction
- 15. triggers an allergic reaction
Down
- 2. mediated by IgE
- 3. against self antigens
- 5. diseases caused by immune system dysfunction
- 6. by inherited genetic defects
- 8. response that damages tissues
- 12. mediated hypersensitivity