Module 7 Revision

1. dilation of blood vessels heat, pain swellin are part of this process
6. immune system present at birth which is non-specific
7. one of the cells which can present antigens to cells of the third line of defence (2 words)
10. a single celled prokaryotic organism
11. immune system providing specialised protection against pathogens
15. the process by which the adaptive immune system gains specificity against pathogens (2 words)
17. non-cellular infective agent containing RNA or DNA
19. a single celled eukaryotic organism
21. programmed cell death
23. Any substance that causes the body to make an immune response against that substance
25. responsible for humoral immunity
26. introducing attenuated pathogenic particles into the body to trigger an immune response
27. eukatyotic, hereritrophic organisms with cell walls
28. developed a procedure for isolating and identifying disease-causing organisms
29. chemicals released by mast cells after tissue damage
30. a large phagocytic cell
31. the proportion of a population affected by a disaease

2. carried out experiments which disproved spontaneous generation
3. proteins produced by plasma cells
4. a mode of disease transmission (2 words)
5. used to treat bacterial infections
8. cells changing shape to engulf pathogens
9. a disease causing agent
12. responsible for cell-mediated immunity
13. part of the first line of defence
14. a class of antimicrobials used to treat viral infections
16. isolation of an infected individual for a period of time
18. an epidemic of an infectious disease that has a sudden increase in cases and spreads across a large region, for instance multiple continents
19. an abnormally folded protein capable of transmitting the misfolded shape to other proteins
20. the frequency of new cases of a disease over a specified period of time
22. spleen, thymus gland and nodes are part of this system (2 words)
24. a disease spread by the anopheles mosquito