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Chain of Infection
Chain of Infection
The chain of infection is the means by which a pathogen develops and moves from its original environment to a susceptible host. Review the following terms and their definitions before watching the video below. As you watch the video, write down the terms and provide an example for each. For example, a host can be a human.
The chain of infection is the means by which a pathogen develops and moves from its original environment to a susceptible host. Review the following terms and their definitions before watching the video below. As you watch the video, write down the terms and provide an example for each. For example, a host can be a human.
Pathogen - An infectious agent that can cause disease.
Pathogen - An infectious agent that can cause disease.
Reservoir - Places where pathogens live.
Reservoir - Places where pathogens live.
Portal of Exit - The way the pathogen leaves a reservoir.
Portal of Exit - The way the pathogen leaves a reservoir.
Mode of Transmission - The way a pathogen travels. There are two types of transmission and they include direct or indirect.
Mode of Transmission - The way a pathogen travels. There are two types of transmission and they include direct or indirect.
Portal of Entry - The way a pathogen can enter a new host.
Portal of Entry - The way a pathogen can enter a new host.
Host - The organism that a pathogen infects.
Host - The organism that a pathogen infects.
Consider how fire and infections are similar and record your findings.
Consider how fire and infections are similar and record your findings.
Label the Chain of Infection Diagram
Label the Chain of Infection Diagram
Draw the diagram below and identify the correct term to use with each image. List at least two examples for each term. (e.g. Pathogen is the first image in the diagram and examples of pathogens are bacteria, viruses or parasites.)
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