Vaccination and the immune system
Across
- 3. Around 25% of white blood cells are these
- 7. The process whereby PHAGOCYTES ingest microorganisms
- 9. Markers on the surface of pathogens which are detected by the immune system
- 10. Produced by LYMPHOCYTES and attach to ANTIGENS
- 11. Contained within a VACCINE and initiates an immune response
- 13. Injected during VACCTINATION
Down
- 1. Extensions of the cytoplasm which aid PHAGOCYTOSIS
- 2. A type of LYMPHOCYTE which gives us immunity to a disease
- 4. Around 70% of white blood cells are these
- 5. A disease causing organism (could be a bacteria, fungi, protoctist or virus)
- 6. The process resulting in ARTIFICIAL
- 8. MEMORY CELLS can initiate the __________ immune response upon repeated infection
- 10. The type of immunity developed by an individual without ever contracting the disease
- 12. AGENT can take many forms, however it must always possess a specific ________ (as this is what the body recognises)