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Nicotine Toxicity and Metabolism

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Questions and Answers

What is the estimated number of deaths caused by tobacco use per year?

5-6 million (correct)

8-10 million

2-3 million

10-15 million

At what age do most people start smoking?

Old age

Adolescence (correct)

Middle age

Adulthood

What percentage of smokers attempt to quit each year?

30-35%

50-55%

40-45% (correct)

20-25%

What is the approximate lethal dose of nicotine in adult humans?

60-70 mg (A) Signup and view all the answers

How many milligrams of nicotine are absorbed when smoking a cigarette?

1-3 mg (C) Signup and view all the answers

How long does it take for nicotine to reach the brain when inhaled through cigarette smoke?

7 seconds (B) Signup and view all the answers

Why are there few pure nicotine abusers?

Because nicotine is a potent poison (C) Signup and view all the answers

What is the typical pattern of cigarette smoking?

One puff every 30-60 seconds (D) Signup and view all the answers

What is the estimated number of deaths caused by tobacco use in the 21st century?

1 billion (D) Signup and view all the answers

What percentage of smokers say they would like to quit?

70-75% (A) Signup and view all the answers