| A | B |
|---|
| Infection | Invasion of susceptible host by microorgqanisms |
| Microorganisms | Bacteria, viruses, fungi |
| Colonization | Microorganism present, invades and multiplies but dopes not cause infection |
| Communicable disease | Infectious disease transmitted from one person to another |
| Virulence | Very pathogenic or rapidly progressing condition |
| Nosocomial infection | Infection acquired during hospitalization |
| Normal flora | Microorgainisms living on or within body and do not cause disease |
| Carriers | Person who harbors and spreads an organism that causes disease in others but does not become ill |
| Reservoir | Places where microorganisms can survive |
| Portal of entry | Where organisms enter the body |
| Pathogenicity | Ability of pathogenic agent to produce disease |
| Pathogens | Microorganisms capable of producing disease |
| Immunity | The quality of being susceptible to or unaffected by a disease |
| Inflammation | Protective response of body tissues to irritation or injury |
| Suprainfection | Secondary infection usually caused by an opportunistic pathogen |
| Asceptic technique | Healthcare procedure in which precautions are used to prevent contamination by microorganisms |
| Medical asepsis | Procedures used to reduce the number of microorganisms and prevnet spread |
| Surgical asepsis | Procedures used to eliminate any microorganisms from an area |
| Airborne precautions | Safeguards designed to reduce the risk of transmission of infectious agents through air person breaths |
| Contact precautions | Safeguards designed to reduce risk of transmission of microorganisms by direct or indirect contact |
| Droplet precautions | Safeguards designed to reduce the risk of droplet transmission of infectious agents |
