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Dangers of Cigarette Smoking

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Questions and Answers

[Blank] causes addiction and it is a stimulant that increases the rate of heartbeat.

Nicotine

The harm caused by smoking is slow to occur, but it is ______ and deadly at the end.

gradual

Carbon monoxide produced from the burning of the tobacco reduces the availability of ______ in the blood.

oxygen

Figure 7.6 illustrates the lungs of ______ and non-smoker.

<p>smoker</p> Signup and view all the answers

Passive smokers (inhaling of smoke from other people's cigarette) have a great risk of a ______.

<p>cancer</p> Signup and view all the answers

Study Notes

The Dangers of Cigarette Smoking

Smoking causes gradual and deadly harm over time.
Tobacco in cigarettes contains many toxic chemicals.

Harmful Effects of Nicotine

Nicotine causes addiction.
Nicotine is a stimulant that increases the rate of heartbeat.
Nicotine causes narrowing of the blood vessels, leading to increased blood pressure.

Harmful Effects of Tar

Tar causes cancer.
Tar causes irritation of the respiratory passages.
Tar leads to continuous coughing, destroying lung cells.

Harmful Effects of Carbon Monoxide

Carbon monoxide is produced from burning tobacco.
Carbon monoxide reduces the availability of oxygen in the blood.

Risks of Passive Smoking

Passive smokers (those who inhale smoke from other people's cigarettes) have a high risk of cancer.

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Description

Learn about the harmful effects of cigarette smoking, including the toxic chemicals in tobacco, nicotine addiction, and the risks of cancer and respiratory problems.