Chapter 9

2. a life threatening, advanced stage of sepsis
4. direct exposure to such heat ignites and reduces microbes and other substances to ashes and gas
6. vegetative cells directly exposed to normal room temperature gradually become dehydrated
7. chemical that destroys bacteria except for endospores
11. a combination of freezing and drying
13. chemicals that can kill fungal spores and yeast
14. permanent termination of an organisms vital processes
15. chemical known to inactivate viruses, especially on living tissue

1. an agent capable of destroying bacterial endospores
3. controlling our degree of exposure to potentially harmful microbes is a major concern
5. chemical agents that kill microorganisms
8. any practice that prevents the entry of infectious agents into sterile tissues and thus prevents infection
9. hot air or an open flame, which ranges from 160°C to several thousand °C
10. the growth of microorganisms in the blood and other tissues
12. chemical agents applied directly to exposed body surfaces, wounds, and surgical incisions to prevent vegetative pathogens