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Vaccination (Prevention (Vaccine acts as antigen, Induces immune response,…
Vaccination
Prevention
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Passive immunity:
- Inject antibodies directly
- Immediate protection
- Short term immunity
Active immunity:
- Inject attenuated virus
- Produce primary response + memory cells
- Further injection --> secondary response
Polio - Poliomyelitis
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Symptoms
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Speech, swallowing and breathing difficulties
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Definition
Inoculating organisms with antigens to cause production of antibodies and so provide immunity from a particular infection