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describe the six components of the infections chain

describe the six components of the infections chain

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Answer #1

1st - infectious agent ( pathogen) - it may be a bacteria ,virus, fungal, parasite and many other pathogen produce diease in human

2nd host - a sustaible Host required for pathogenesis

All human are not equally sustaible to infection

3rd portal of entry- through skin , direct in blood, through GI tract , through respiratory tract etc.

4th -portal of exit- for infact other person

5th-reservior- like animal , arthropods and other

6th - mode of transmission- through air (air Born deases like common cold) , through food or water , mosquito

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