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21 April, 14:01

What is the second link in the chain of transmission?

a) infectious agent

b) portal of entry

c) portal of exit

d) eservoirs

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  1. 21 April, 14:24
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    The chain of infection, if we think of it as an actualchain, is made up of six different links: pathogen (infectious agent), reservoir, portal of exit, means oftransmission, portal of entry, and the new host. Eachlink has a unique role in the chain, and each can be interrupted, or broken, through various means.
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