AQA · Biology · 8461
GCSE Biology: Health issues
Organisation · AQA GCSE Biology (8461), specification point 4.2.2.5. Cards are generated from the exam board's own specification for "Health issues", and every card links back to the page it came from. Specification © AQA — used with attribution.
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Define health.
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The state of physical and mental well-being.
What are the two main categories of disease that cause ill health?
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Communicable and non-communicable diseases.
Name a non-disease factor that can profoundly affect physical and mental health.
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Diet, stress, or life situations (any one).
Why do defects in the immune system make infectious disease more likely?
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A weakened immune system cannot destroy pathogens effectively, so the individual is more susceptible to infections.
Viruses living in cells can be the trigger for ?.
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cancers
What can an immune reaction first caused by a pathogen trigger?
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Allergies, such as skin rashes and asthma.
How can severe physical ill health affect mental health?
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It can lead to depression and other mental illness.
Which type of diagram is used to identify a correlation between two variables?
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A scatter diagram.
What is epidemiological data?
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Data on the incidence and distribution of disease in populations, used to study patterns and causes of ill health.
Give an example of how two different types of disease can interact.
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A virus living in cells can trigger cancer (or: immune defects increase the chance of infectious disease).
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