Pollution

What is a pollutant?
A substance that contaminates something such as air or water and may make it unsafe
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What are respiratory problems?
Conditions affecting the upper respiratory tract, trachea, bronchi, bronchiles, alveoli, pleura and pleural cavity
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What are cardiovascular problems?
Any disorder or disease of the heart or blood vessels
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What are pollutants in the environment?
Nitrogen, Carbon monoxide, CO2, methane, aerosols, sulfur dioxide, argon, chlorine and led
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What can influence development?
Air and water pollution and can be a major source of ill health
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What might the environment contain?
Many chemicals from vehicle exhaust systems and industrial emissions
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What do household pollutants include?
Mould and cleaning products that emit poisonous gases.
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What do respiratory disorders affect?
The nerves and muscles for breathing, impacts on the lining of the air passages
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What do respiratory disorders range from?
Runny nose or sore throat (mild), bacterial pneumonia, chronic obstructive pulmonary disease and lung cancer (severe)
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What can cardiovascular problems be caused by?
Tobacco smoke which is linked to changes in the lining of the heart and blood vessels causing clots (thrombosis)
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What has air pollution been linked to?
An increased risk of thrombosis and a raised blood pressure
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What may exposure to pollution during pregnancy be linked to?
The baby having a congenital defect and cardiovascular disease later on in life
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What are allergies caused by?
Dust and pollen, causing the immune system to overreact
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What are some examples of allergies?
Hay fever and asthma
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What is hay fever?
A seasonal reaction (runny nose, watery eyes, sneezing- flu-like symptoms
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What can asthma be?
Mild to life threatening, 3 people a day die from asthma
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What do motor vehicles produce?
Pollutants (carbon monoxide, nitrogen oxides etc) all of these can cause allergies
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Other cards in this set

Card 2

Front

What are respiratory problems?

Back

Conditions affecting the upper respiratory tract, trachea, bronchi, bronchiles, alveoli, pleura and pleural cavity

Card 3

Front

What are cardiovascular problems?

Back

Preview of the front of card 3

Card 4

Front

What are pollutants in the environment?

Back

Preview of the front of card 4

Card 5

Front

What can influence development?

Back

Preview of the front of card 5
View more cards

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