Test Your Immune System Knowledge!

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Across
  1. 3. Category of Lymphocyte with 3 subcategories
  2. 8. The temperature (in degrees Celsius) that no cells can function in
  3. 9. Pathogen that takes over mechanisms in cell and uses its energy to create more of the pathogen
  4. 12. Pathogen that causes HIV
  5. 13. The amount of defences the body has against pathogens
Down
  1. 1. Formed when a neutrophil and invader are destroyed by lysozomal enzyme
  2. 2. Second Line of Defence in immune system
  3. 4. Enzyme found in human tears, saliva and sweat
  4. 5. Type of transmission by other organism
  5. 6. Type of chemical that causes inflammation
  6. 7. Common type of Autoimmune disease
  7. 10. Colour of blood cell most involved in immune system
  8. 11. Number of types of while blood cells