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6 Cards in this Set
- Front
- Back
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Define 'risk factor'.
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Something that can increases the chance of getting a disease.
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What is the cause of an infectious disease?
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They are caused by infection with pathogens e.g. bacteria and viruses.
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What is the cause of a non-infectious disease?
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They can be caused by the body's malfunctioning (e.g. cancer, heart disease, genetic disorders and diabetes) or they can be caused by lifestyle or environment (e.g. malnutrition).
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Describe a specific risk factor of cancer.
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Smoking - the main cause of mouth, throat and lung cancer.
Excessive exposure to sunlight (e.g. using sunbeds and sunbathing with sunscreen) - a cause of skin cancer. Excessive alcohol intake - increases the risk of numerous cancers including liver cancer. |
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Describe a specific risk factor of Coronary Heart Disease (CHD).
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Poor diet - a diet high in saturated fat and/or salt increases the risk.
Smoking, lack of exercise, excessive alcohol intake - these can all lead to high blood pressure. |
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How can you reduce risk factors?
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By making changes for the better in lifestyle (e.g. reducing alcohol intake, eating healthier) reduces the risks but does not total rule out the possibility of contracting the disease.
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