Combined Science GCSE
Breaking the chain of infection
What Breaking the chain of infection means in Combined Science GCSE, as defined for AQA.
Definition of Breaking the chain of infection
Check what you remember
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Reference: AQA
Interrupting any link in the process of a pathogen leaving one host, travelling, and entering a new host, which reduces transmission.
Topics that use Breaking the chain of infection
- Communicable (infectious) diseases (AQA GCSE)
Related terms
- Antibiotics
- Hygiene and sanitation
- Obligate parasites
- Pathogen groups and disease
- Transmission routes
- Transmission routes in animals
- Transmission routes in plants
- Vaccination and immunity
Using Breaking the chain of infection in the exam
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