Across
- 4. – A reflex to clear the respiratory tract
- 6. – Sign of inflammation in infected tissue
- 7. – Microscopic agent that enters and hijacks cells
- 10. – Body temperature rises as a defense response
- 14. – Easily spread from person to person
Down
- 1. – Body system that fights off invaders
- 2. – Thick fluid produced in the airways
- 3. – Shaking sensation often accompanying fever
- 5. – Organ that becomes inflamed during infection
- 8. – When microbes invade and multiply in the body
- 9. – Pressure or pain felt in the skull
- 11. – Discomfort in the throat when swallowing
- 12. – Tiredness caused by immune system activation
- 13. – Muscle and joint discomfort during illness