Chain of Infection
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Two important things for the healthcare professionals to understand about infection | 1. Various ways to transmit infection
2. Ways to infect chain can be broken
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| Chain of Infection | All six factors need to be present for infection to occur
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| How many links of infection are there? | 6
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| Infectious Agent | Any disease causing microorganisms
Ex. Rhino virus
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| Reservoir Host | Where the pathogen lives when it enters your body
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| Portal of Exit | How the pathogen escapes your body
Ex. Blood exposure or breaks in skin
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| Route of Transmission | Method by which the pathogens gets from the reservoir to the new host
Ex. Direct contact or air
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| Carrier Host | Host that do not show any signs of infection but are still transmittable
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| Portal of Entry | The route of which the pathogen enters its new host
Ex. inhalation or ingestion
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| Susceptible Host | the organism that accepts the pathogen
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| How to interrupt the Chain of Infection | The essential part of patient care and self protection
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| How to interrupt: Infectious Agent | Identification of infection and appropriate treatment
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| How to interrupt: Reservoir | Asepsis and hygiene
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| How to interrupt: Control of Portal to Exit | Healthcare personal must practice standard precautions
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| How to interrupt: Prevent of Transmission | Proper hand washing
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| How to interrupt: Protect Portal of Entry | Healthcare workers must make sure parts of entry sure not subjected to pathogens
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| How to interrupt: Recognition of Susceptible Host | Health professionals must recognize and protect high-risk patients
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Created by:
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