Across
- 3. the lining of various body cavities, including the nose, ears, and mouth
- 7. a global outbreak of an infectious disease
- 10. disease outbreak that affects many in the same place and at the same time
- 11. scarring of the liver
- 12. a state of being protected against a particular disease.
- 14. a reaction to tissue damage caused by injury or infection
Down
- 1. communicable diseases whose occurrence in humans has increased within the past 2 decades or threatens to increase in the near future
- 2. the yellowing of the skin and liver
- 4. a preparation of dead or weakened pathogens that are introduced into the body to stimulate an immune response.
- 5. the passageway that makes breathing possible
- 6. protein that acts against a specific antigen.
- 8. substances that can trigger an immune response.
- 9. an infection of the lungs in which the air sacs fill with infection and other fluids
- 13. network of cells tissues organs and chemicals that fights off pathogens