Smoking Article

Tells you all about the effects of smoking on the body, the diseases it can cause and exactly how it leads to long term problems. Good amount of detail for AS biology.

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  • Created by: Holly
  • Created on: 24-09-12 10:02
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By Holly Austin

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How does smoking impact people's lives, and the short and long
term effects
In this article I will be discussing the relevant health impacts that smoking has on the body,
and exactly how each symptom count acts another. I will be going into detail about the gas
exchange system in the body, and relevant diseases that may be caused by smoking. This
article will give you an in depth view of smoking, and how it can seriously affect your life and
your life expectancy.…read more

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The mucus cannot be taken away so any bacteria or viruses grow, which irritates the lining of
the airway, which causes it to inflame. This attracts the white blood cells which are there to
engulf invading bacteria, but in order for the white blood cells to reach the bacteria, they
have to go out of the blood and into the airways by releasing enzymes.…read more

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Atherosclerosis is the hardening of the arteries due to the formations of atheromas - CPG
as level biology revision guide. Atheromas are a build up over
time of white blood cells, lipids/fats, and connective tissue, which
form on the lining of the artery, because of original damage to
the artery caused by smoking. They partially block the lumen,
which carries blood around the body.…read more

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increases the risk of blood clots, and carbon monoxide increases the risk because of the
reduced amount of oxygen in the blood.
Lung cancer
Cigarette smoke contains, many carcinogens, which then
creates the rapid growth of mutated cells, which creates
malignant (meaning cancerous) tumours to grow. These
tumours make it harder to breathe because they
decrease the gas exchange, and make the body take in
less oxygen.…read more

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Treatments are often expensive
because they are long term drugs.
High blood pressure and hypertension are normally the most common. These are caused
when the lumen narrows increasing the friction. Shortness of breath easily is also presented
because of the narrow lumen, means a lower amount of oxygen supplied around the body.
Angina may also occur because of the strain on the heart to pump the blood, but angina is
just a pain and should go when the exercise is ceased.…read more

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Rare for non-smokers Hard to tell
the disease to get the disease
Chances of dying of 25% high 174000 die every year
the disease if you're a
Amount of smokers 20% of smokers have
with the disease emphysema, and 98%
of people with
emphysema are
smokers.…read more

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Picture front cover -
As biology CPG complete revision guide
Picture -
Picture -
mgrefurl=…read more


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