How do you remember the chain of infection?

Terms in this set (6)
  1. Infectious Agents. -Pathogenic. -Microorganisms.
  2. Reservoirs. -Infected. -Individual or animal.
  3. Portal of exit (exit route) -Secretions. -Feces. -Blood. ...
  4. Means (method) of transmission. -Hands. -Contaminated blood. -Air droplets. ...
  5. Portal of entry (entrance) -Mouth. -Break in skin. ...
  6. Susceptible host. -Another person.
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What are the 6 steps to the chain of infection and describe each?

No matter the germ, there are six points at which the chain can be broken and a germ can be stopped from infecting another person. The six links include: the infectious agent, reservoir, portal of exit, mode of transmission, portal of entry, and susceptible host.
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What I think is the most important thing to remember about breaking the chain of infection and why?

Break the chain by cleaning your hands frequently, staying up to date on your vaccines (including the flu shot), covering coughs and sneezes and staying home when sick, following the rules for standard and contact isolation, using personal protective equipment the right way, cleaning and disinfecting the environment, ...
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What are the chains of infection in order?

The six links in the chain are:
  • The Infectious Agent – or the microorganism which has the ability to cause disease.
  • The Reservoir or source of infection where the microorganism can live and thrive. ...
  • The Portal of Exit from the reservoir. ...
  • The Mode of Transmission. ...
  • The Portal of Entry. ...
  • The Susceptible Host.
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What is the chain of infection best described as?

The means by which an organism transfers from one carrier to another by either direct transmission (direct contact between infectious host and susceptible host) or indirect transmission (which involves an intermediate carrier like an environmental surface or piece of medical equipment).
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AHE: The Chain of Infection



Why is it important to break the chain of infection?

Despite the variety of viruses and bacteria, germs spread from person to person through a common series of events. Therefore, to prevent germs from infecting more people, we must break the chain of infection.
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What does the chain of infection describe quizlet?

STUDY. CHAIN OF INFECTION. Transmission occurs when the agent leaves its reservoir or host through a portal of exit, is conveyed by some mode of transmission, and enters through an appropriate portal of entry to infect a susceptible host.
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How do you break the chain of infection at each link?

Pathogens can be passed through close contact with carriers, contaminated surfaces and objects, animals, and more. The chain of infection can be stopped here by practicing hand washing or minimizing contact with carriers of pathogens. The fifth link is the portal of entry, meaning how the pathogens enter their host.
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How many links are in the chain of infection?

Certain conditions must be met in order for a microbe or infectious disease to be spread from person to person. This process, called the chain of infection, can only occur when all six links in the chain are intact. By breaking this chain at any of the links, the spread of infection is stopped.
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What are the 5 basic modes of transmission of infection?

Modes of transmission
  • Direct. Direct contact. Droplet spread.
  • Indirect. Airborne. Vehicleborne. Vectorborne (mechanical or biologic)
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How do you break the chain of infection in health and social care?

How to Break the Chain
  1. Execute hand hygiene.
  2. Make use of personal protective equipment (PPE) when exposure to infection is possible.
  3. Observe respiratory hygiene (cough etiquette)
  4. Practice proper patient placement.
  5. Handle, clean, and disinfect patient care equipment and environment properly.
  6. Carefully handle laundry.
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What is the best way to break the chain of infection quizlet?

One of the most effective ways to break the chain of infection is hand washing. Under Universal Precautions blood and certain body fluids from all individuals are considered potentially hazardous. Any body fluids with visible blood should be considered potentially hazardous and all appropriate PPE should be worn.
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What does breaking the chain of infection mean?

The spread of an infection within a community is described as a “chain,” several interconnected steps that describe how a pathogen moves about. Infection control and contact tracing are meant to break the chain, preventing a pathogen from spreading.
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What are the steps of the chain of infection quizlet?

Terms in this set (6)
  • Infectious Agent. the early sign of an infection.
  • Reservoir. an area where the infection agent can live.
  • Portal of exit. a way for the infection to escape from the reservoir.
  • Mode of Transmission. ...
  • Portal of Entry. ...
  • Susceptible Host.
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What are the 8 different modes of transmission?

Terminology for Modes of Transmission
  • Chain of Infection. ...
  • Fomite. ...
  • Portal of Entry. ...
  • Portal of Exit. ...
  • Reservoir. ...
  • Susceptible Host. ...
  • Direct Contact. ...
  • Droplet Transmission.
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What are examples of portal of entry?

Portals of entry into the human body include:
  • Inhalation (via the respiratory tract)
  • Absorption (via mucous membranes such as the eyes)
  • Ingestion (via the gastrointestinal tract)
  • Inoculation (as the result of an inoculation injury)
  • Introduction (via the insertion of medical devices)
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What are the 4 routes of transmission?

Diseases can spread in many ways
  • Airborne transmission. Airborne transmission occurs when infectious agents are carried by dust suspended in the air. ...
  • Respiratory (droplet) transmission. ...
  • Sexually transmitted diseases (STDs) ...
  • Animal or insect transmission. ...
  • Food or water transmission. ...
  • Health care transmission.
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What are the 3 steps in the chain of infection?

Chain of Infection
  1. Infectious Agent – microorganism (e.g. virus, bacteria, or fungi)
  2. Reservoir (source) – a host which allows the microorganism to live, and possibly grow, and multiply. ...
  3. Portal of Exit – a path for the microorganism to escape from the host.
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What are the six chain of infection?

The 6 points include: the infectious agent, reservoir, portal of exit, means of transmission, portal of entry, and susceptible host. The way to stop germs from spreading is by interrupting the chain at any link.
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What is an example of a portal of exit?

A portal of exit is the site from where micro-organisms leave the host to enter another host and cause disease/infection. For example, a micro-organism may leave the reservoir through the nose or mouth when someone sneezes or coughs, or in faeces.
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How do you break the chain of infection on Covid 19?

This refers to how the virus enters a new host, through the airway and mucous membranes like in eyes, nose and mouth. It is essential to avoid touching your face, practice good hand hygiene and wear your mask whenever you go out. Safe distancing is the action taken by the Government to limit the spread of Covid-19.
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How do you break a chain of reservoir?

Ways to break the Chain of Infection:
  1. elimination of sources of infection (reservoirs)
  2. appropriate handling and disposal of body secretions vomitus, faeces, sputum, blood and body fluids.
  3. appropriate handling of contaminated items, segregation of waste categories and disposal.
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What are the chain of infection links quizlet?

Terms in this set (6)
  • Infectious agent. First stage; pathogen.
  • Reservoir host. Second stage; place or host where the pathogen lives/resides.
  • Portal of exit. Third stage; route of escape of the pathogen from the reservoir.
  • Route of transmission. ...
  • Portal of entry. ...
  • Susceptible host.
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How are most infections spread?

Some infections are spread when an infected person talks, coughs or sneezes and the small droplets they produce contain germs. The droplets travel a short distance before falling. The droplets may be breathed in by people who are near, or may fall and contaminate an object or surface.
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What are the 5 modes of transmission quizlet?

Terms in this set (7)
  • Modes of Transmission. where an infectious agent is transferred from a reservoir to a susceptible host. ...
  • Direct Contact. occurs through skin-to-skin contact, kissing, and sexual intercourse. ...
  • Droplet Spread. ...
  • Airborne. ...
  • Vehicles. ...
  • Vectors. ...
  • Portal of Entry.
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