Fighting disease unit 1

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What are the two main types of pathogen?
Bacteria and viruses
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In which two ways do bacteria make you feel ill?
Damaging your cells producing toxins
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How do viruses reproduce?
Invade your cells using your cells information to replicate themselves the cell will then bursts releasing new viruses
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What defences against disease does your body have?
Skin hair mucus in the respiratory tract platelets to help blood clot quickly and seal the wound
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How do white blood cells kill pathogens?
Consume them, produce antibodies, producing antitoxins
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Briefly describe how a vaccination works?
Given weak or dead microbes immune system produces antibodies kills the microbes if you get infected with that same disease again body will automatically produce the antibodies to kill to
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Pros of vaccination
Control infectious diseases, eg mumps measles... Prevent epidemics
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Cons of vaccination
Don't always work can have a bad reaction- swelling or something more serious seizure
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Give an example of a bacteria resistant to antibiotics
MRSA
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What did Semmelweis tell his doctors to do?
Wash their hands after each surgery and the death rate fell
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Other cards in this set

Card 2

Front

In which two ways do bacteria make you feel ill?

Back

Damaging your cells producing toxins

Card 3

Front

How do viruses reproduce?

Back

Preview of the front of card 3

Card 4

Front

What defences against disease does your body have?

Back

Preview of the front of card 4

Card 5

Front

How do white blood cells kill pathogens?

Back

Preview of the front of card 5
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