disease and immunity

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  • Created by: Bex24
  • Created on: 18-02-14 15:40
what are pathogens
microorganisms that cause infectious diseases.
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what are the two types of pathogens
bacteria and viruses
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how do white blood cells protect your body?
They ingest pathogens, produce antitoxins to neutralise their toxins and antibodies to attach onto the antigens of the pathogen
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characteristics of bacteria
Small, reproduce rapidly, produce toxins, cause illnesses like TB
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characteristics of a virus
smaller than bacteria, reproduce rapidl when inside living cells, they damage cells, they produce toxins, cause you to have a cold etc.
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how do vaccinations make you immune?
small amounts of a dead or inactive pathogen is inhected into your body. With its anitgens still intact. The white blood cells that detect the foreign object and produce antibodies to destroy the pathogen. Then if the actual pathogen enters you body
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what does MMR stand for
mealses mumps and rubella
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what was the doctors name in the 1840s that worked in hospitals
Ignaz semmelweiss
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What did semmelweiss do
he recognised te importance of washing your hands to prevent the spread of diease
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Card 2

Front

what are the two types of pathogens

Back

bacteria and viruses

Card 3

Front

how do white blood cells protect your body?

Back

Preview of the front of card 3

Card 4

Front

characteristics of bacteria

Back

Preview of the front of card 4

Card 5

Front

characteristics of a virus

Back

Preview of the front of card 5
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