GCSE AQA Biology Smoking

Smoking and Health topic

  • Created by: Leah
  • Created on: 24-02-11 16:30
What is the addictive drug in a tobacco cigarette?
Nicotine
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Why do people get addicted to smoking?
It makes them feel relaxed but they gradually need more and more cigarettes to get the same affect
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Why do smokers cough a lot?
Little hairs which move mucus away from your lungs stop working because of all the bad chemicals inhaled through smoking so mucus sits on the lungs
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What chemical in cigarettes turns your lungs from pink to grey?
Tar
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Why is emphysema common amongst smokers?
The build up of tar
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What is emphysema?
When the delicate air sacs in the lungs break down
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Tar is a majojr carcinogen. What is meant by the term carcinogen?
A cancer causing substance
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Why do smokers often get breathless?
After one cigarette up to 10% of a smoker's blood will be carbon monoxide rather than oxygen
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Why is smoking especially bad amongst pregnant women?
Their baby wll be deprived as oxygen and may not grow as well as it should
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Other cards in this set

Card 2

Front

Why do people get addicted to smoking?

Back

It makes them feel relaxed but they gradually need more and more cigarettes to get the same affect

Card 3

Front

Why do smokers cough a lot?

Back

Preview of the front of card 3

Card 4

Front

What chemical in cigarettes turns your lungs from pink to grey?

Back

Preview of the front of card 4

Card 5

Front

Why is emphysema common amongst smokers?

Back

Preview of the front of card 5
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Comments

sarahish

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only got 8/11 questions right but it was helpful

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