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Infection Control
Ch. 8 Preventing and Controlling Infection- NCLEX_Mary Ann Hogan
| Question | Answer |
|---|---|
| Etiologic Agent | any pathogen capable of causing infection; causative agents include bacteria, virus, fungi, protozoa, rickettsiae, and helminths |
| Reservoir | favorable environment in which infectious organism grows and reproduce |
| Portal of exit from reservoir | route by which microorganism leaves reservoir |
| Method of Transmission | mode by which microorganism is transferred from reservoir to host |
| What are the 3 mechanisms of the methods of transmission? | Direct, Indirect, Airborne |
| Direct Contact | physical transfer of causative agent from person to person |
| Indirect Contact | transfer from reservoir to suseptible host via either a vehicle or vector |
| Airborne Contact | transport of droplet nuclei or dust bearing the infectious agent by air currents |
| Portal of entry to susceptible host | route by which infectious agents enters susceptible host |
| Susceptible host | individual at increased risk for infection |