Across
- 2. A type of cell that engulfs and digests bacteria and other foreign substances.
- 4. A viral disease with symptoms including fever, headache, and muscle aches, transmitted by mosquitoes.
- 5. A sexually transmitted infection caused by the bacterium Neisseria gonorrhoeae.
- 6. A bacterial disease that can be prevented by the DTP vaccine.
- 8. The process of becoming immune to a specific disease through vaccination or previous infection.
- 9. An infectious disease that primarily spreads through respiratory droplets and causes severe acute respiratory syndrome.
Down
- 1. Inflammation of the liver caused by a viral infection.
- 3. Disease prevention method that exposes the immune system to a harmless version of a pathogen.
- 4. A viral illness characterized by a red rash and high fever.
- 7. An infectious agent that consists of genetic material surrounded by a protein coat.