| A | B |
| cross-contamination | transmission of infection from person to person, or object to object |
| infection | invasion of microorganisms in the body causing cellular damage |
| inflammation | localized response caused by injury or destruction of tissues |
| aerobic | oxygen needed |
| pathogens | microorganisms causing disease |
| antibiotics | substances that can alter or kill microorganisms |
| medical asepsis | to reduce the number of organisms present or transferred |
| handwashing | do before and after patient care |
| Standard Precautions | facilitate breaking the chain of infection, developed by the CDC |
| gloves | do not replace handwashing |
| sterilization | best way of eliminating microorganisms from equipment or supplies |
| nosocomial infection | health workers transport pathogens from one patient to another |