Question 1

Which of the following is NOT a health effect commonly associated with smoking and vaping?

Accepted Answer

Increased risk of cystic fibrosis

Question 2

A 45-year-old smoker presents with chronic cough and shortness of breath. Which mechanism best explains these symptoms?

Accepted Answer

Destruction of normal lung function due to exposure to carcinogens in tobacco smoke

Question 3

Which of the following statements about environmental tobacco smoke (ETS) is TRUE?

Accepted Answer

ETS exposure increases the risk of heart disease and lung cancer in non-smokers.

Question 4

Which of the following is a major reason why smoking increases the risk of cardiovascular disease?

Accepted Answer

Nicotine raises blood pressure and damages blood vessel walls.

Question 5

A non-smoker lives with a smoker and is frequently exposed to secondhand smoke. Which health risk is this person most likely to face?

Accepted Answer

Increased risk of lung cancer

Question 6

Which of the following best describes the impact of smoking on sexual health?

Accepted Answer

Smoking can lead to sexual dysfunction and reduced fertility.

Question 7

Which chemical in tobacco smoke is primarily responsible for the increased risk of cancer?

Accepted Answer

Carcinogens

Question 8

A child exposed to environmental tobacco smoke at home is at increased risk for which of the following?

Accepted Answer

Respiratory infections and asthma

Question 9

Which of the following is NOT a component of environmental tobacco smoke (ETS)?

Accepted Answer

Pure oxygen

Question 10

If a person smokes and also exposes others to secondhand smoke, which of the following equations best represents the total number of people at risk ($$n) if $$the smoker lives with $$x$$ non-smokers?

Accepted Answer

$$n = x + 1$$

Question 11

Which of the following is a plausible reason why vaping is considered harmful to personal health?

Accepted Answer

Vaping introduces unknown chemicals and carcinogens into the lungs.

Question 12

A patient who has smoked for 20 years is diagnosed with both high blood pressure and lung cancer. Which of the following best explains the link between smoking and these conditions?

Accepted Answer

Smoking introduces chemicals that damage blood vessels and lung tissue.

Question 13

Which of the following is NOT a reason why children are especially vulnerable to environmental tobacco smoke?

Accepted Answer

Children have a lower metabolic rate, making them less likely to absorb toxins.

Question 14

Which of the following best describes the relationship between smoking and cancer risk?

Accepted Answer

Smoking increases cancer risk due to the presence of over 70 known carcinogens in tobacco smoke.

Question 15

Which of the following is a direct effect of nicotine on the cardiovascular system?

Accepted Answer

Increased heart rate and blood pressure

Question 16

A person exposed to environmental tobacco smoke develops respiratory symptoms. Which of the following is the most likely cause?

Accepted Answer

Inhalation of toxic chemicals and carcinogens present in secondhand smoke

Question 17

Which of the following equations best represents the relationship between the number of cigarettes smoked per day ($$c) $$and the risk of lung cancer ($$R$$), assuming risk increases linearly?

Accepted Answer

$$R = k 	imes c$$

Question 18

Which of the following is NOT a plausible health effect of smoking?

Accepted Answer

Improved fertility in men and women

Question 19

Which of the following best explains why passive smoking is dangerous for non-smokers?

Accepted Answer

Non-smokers inhale many of the same toxic chemicals and carcinogens as smokers.

Question 20

A public health campaign aims to reduce the number of hospitalizations due to respiratory diseases in children. Which strategy would be most effective based on the study materials?

Accepted Answer

Reducing children's exposure to environmental tobacco smoke

Health Effects of Smoking and Vaping

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