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Infection Control
MT II Vocabulary
Question | Answer |
---|---|
Microbiology | Is the science that studies living organisms that cannot be seen with the naked eye |
Pathogens | Microorganisms that cause disease |
Aerobic microbes | Live only in the presence of oxygen |
Anaerobic microbes | Grow best in the absence of oxygen |
Antisepsis | Solutions that are applied to the skin to prevent or slow the growth of pathogens |
Disinfection | Use of strong chemicals to kill pathogens (used mainly on objects) |
Sterilization | The best way to kill all microbes and kill their spores |
Bacteria | One-celled plants classifed by their shapre and arrangement |
Fungi | Plantlike organisms that live on dead matter |
Protozoa | Tiny animals found in contaminated water supplies and live in decayed material |
Rickettsiae | Parasites that must live inside the cells of other living organisms |
Virus | Smallest of all the microorganisms |
Contagious | Infections that can be spread to other people |
Chain of Infection | Six factors that if broken will lead to infection |
Reservoir | Where the organisms can live |
Endogenous | Originates within the body |
Exogenous | Developed and originating outside the body |
Opportunistic | Denoting a microorganism that does not usually cause a disease but becomes a pthogen under certain circumstances |
Medical asepsis | Absence of disease causing microorganisms |
Surgical asepsis | Absence of disease causing microorganisms including spores and viruses |
Autoclave | An instrument used to sterilize |
Communicable disease | Any disease transmitted from one person to another directly, by contact with excreta or other discharges from the body, or indirectly, via substances or inanimate objects |
Hepatis B | A form of viral hepatitis caused by the HBV virus |
Nosocomial | Infection acquired in the hospital |
Contagious | Communicable, such as a disease that can be transmitted by direct or indirect contact |
Fomite | Objects contaminated with infectious materials that contain pathogens |
Host | A place where microorganisms can live and multiply |
Immunity | Condition of being protected against a particular disease |
Mode of transmission | A way in which a germ can be transmmitted to another reservoir or host where it can live |
Potal of entry | A way to enter a new reservoir or host |
Portal of exit | A way to escape from the reservoir |
HEPA filter | Contains special filters to prevent the entrance of small airborne pathogens |
PPE | Personal protective equipment. Examples: maks, gown, gloves |
Transmission-based precautions | A method or technique of caring for patients with communicable disease |
Microbes | A microorganisms; a germ; a small living organisms that is not visable to the naked eye |
Standard precautions | Rules developed by the CDC to protect health care workers |
Contaminated | Organisms or pathogens are present |
Airborne precautions | Used for patients with known or suspected to be infected with pathogens transmitted by airborne droplets |
Droplet precautions | Used for patients known or suspected to be infected with pathogens transmitted by large particle droplets expelled during coughing, sneezing, talking or laughing |
Contact precautions | used for patients known or suspected to be infected with germs that are capable of spreading rapidly from person to person |
Protective or reverse isolation | Refers to methods used to protect certain patients from organisms present in the environment |