Chain_of_Infe ction .ppt
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The document outlines the six links in the chain of infection, which include the infectious agent, reservoir host, portal of exit, and route of transmission. It explains that an infectious agent is a disease-causing microorganism, while the reservoir host is where microbes reside. Additionally, the document discusses how pathogens exit and transmit to new hosts through various means such as contact or air.
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Chain_of_Infe ction .ppt
- 1. The Chain of The Chain of Infection Infection
- 2. There are six There are six links links in the chain of in the chain of infection infection : :
- 3. 1st - The Infectious Agent 1st - The Infectious Agent -Any disease-causing microorganism (pathogen).
- 4. 2nd - The Reservoir Host 2nd - The Reservoir Host -The organism in which the infectious microbes reside.
- 5. 3rd - The Portal of Exit 3rd - The Portal of Exit -Route of escape of the pathogen from the reservoir. Examples: respiratory secretions, blood exposure, breaks in skin
- 6. 4th - The Route of 4th - The Route of Transmission Transmission -Method by which the pathogen gets from the reservoir to the new host
- 7. Transmission may occur through: direct contact
- 8. air
- 9. insects