Across
- 8. A condition in which there is an excessive response by the body to the stimulus of a foreign body.
- 10. Immunity against self
- 11. Something that kills cells
- 12. Something that works to prevent
- 13. Environmental substance that causes an allergic reaction
Down
- 1. Lack of immunity
- 2. The body’s own antigen
- 3. Destruction of red blood cells
- 4. Blood vessel cancer that causes reddish-purple skin lesions
- 5. An allergic reaction resulting in a skin eruption of wheals that causes intense itching
- 6. Powerful anti-inflammatory hormones
- 7. Muscular constriction of the bronchi of the respiratory tract
- 9. Immunity against other humans