Across
- 3. A drug used to reduce the symptoms but it doesn't kill the pathogen
- 5. A trial when the doctors know who receives the drug but the patients don't
- 6. type of white blood cell that produces antibodies
- 7. A microorganism that causes a disease
- 9. A non-specific defence that is a barrier to pathogens
- 10. A drug used to kill bacteria
- 13. A pathogen that produces toxins
- 16. The process where white blood cells engulf and destroy pathogens
- 17. A non-specific defence found lining the trachea to waft mucus and pathogens up to the back of the throat
- 18. What a new drug is first tested on in an lab
- 19. When other scientists review the outcomes of a drug trial before it can be legalised
Down
- 1. Both the physical and mental wellbeing
- 2. A type of cancerous tumour than can spread to other tissues
- 4. Produced by white blood cells to neutralise toxins produced by bacteria
- 8. This contains a dead or inactive version of a pathogen#
- 11. A type of tumour that doesn't spread
- 12. These cells remember which antibody is needed to destroy a pathogen
- 14. Found on the surface of pathogens
- 15. A pathogen that enters cells and bursts out destroying the cell
- 16. A substitute for the drug in a drug trial