fighting infections

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what is a pathogen?
a disease causing micro-organism
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what is the main problem of bacteria?
they produce toxins
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what is the main problem with viruses?
they damage the host cell when they reproduce
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what is one of the functions of white blood cells?
they ingest and destroy pathogens
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what is a function of an antibodies?
they lock onto pathogens to destroy them
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how do antibiotics work?
they stop bacteria from reproducing?
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what does a vaccination involve
injecting dead or inactive pathogen to stimulate immunity
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why is it important to use antibiotics carefully?
an over-use of them can lead to a resistance against them
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Card 2

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what is the main problem of bacteria?

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they produce toxins

Card 3

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what is the main problem with viruses?

Back

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Card 4

Front

what is one of the functions of white blood cells?

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Card 5

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what is a function of an antibodies?

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