Chapter 15 vocab

4. organisms and pathogens are present
5. precautions must be followed for a patient known or suspected to be infected with epidemiological microorganisms that can be transmitted by either direct or indirect contact
8. does not require oxygen
10. the infection or disease originates within the body
13. disinfection chemical substances which are used to kill or deactivate pathogenic microorganisms (many chemicals do not kill spores and viruses)
14. a process that uses chemical disinfectants to destroy or kill pathogenic organisms
15. disease caused by a pathogenic organism that can be easily transmitted to others
19. the absence of disease-producing microorganisms, or pathogens
20. immune deficiency syndrome (AIDS) caused by the human immunodeficiency virus (HIV) and suppresses the immune system
21. any substances or objects that adhere to and transmit infectious material

1. when the bubbles strike the items being cleaned, they explode
2. precautions must be followed for a patient known or suspected to be infected with pathogens transmitted by large-particle droplets expelled during coughing, sneezing, talking, or laughing.
3. the use of microorganisms, or biological agents, as weapons to infect humans, animals, or plants.
6. requiring oxygen
7. simple, one-celled organisms that multiply rapidly
9. of infection conditions that all must be present for infection to occur
11. occurs when the communicable disease spreads rapidly from person to person and affects a large number of people at the same time
12. prevent or inhibit growth of pathogenic organisms but are not effective against spores and viruses
16. a piece of equipment that uses steam under pressure or gas to sterilize equipment and supplies
17. pathogens used for patients known or suspected to be infected with pathogens transmitted by airborne droplet nuclei
18. a filovirus that causes hemorrhagic fever