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Card 16

Front

in short what is the 1st 2nd and 3rd line of defence

Back

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Card 17

Front

how does skin prevent disease

Back

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Card 18

Front

where your skin doesnt prevent infection, what does

Back

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Card 19

Front

how do you prevent pathogents from being respired in

Back

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Card 20

Front

continue

Back

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Card 21

Front

what happens in the seccond line of defence

Back

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Card 22

Front

show in a diagram how phagocytes work

Back

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Card 23

Front

what happens in the third line of defence

Back

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Card 24

Front

continue

Back

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Card 25

Front

pathogens also produce toxins to make you feel ill. how does the 3rd line of defence fix this

Back

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