Online Health Ch 21

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

Nicotine causes addiction and a) acts as a stimulant. b) is a carcinogen. c) competes with oxygen. d) destroys cilia.

a (acts as a stimulant)

Tiny air sacs in the lungs are destroyed, making breathing extremely difficult, in the disease called a) emphysema. b) coronary heart disease. c) chronic bronchitis. d) lung cancer.

a (emphysema.)

Cigars contain less cancer-causing tar than regular cigarettes. T/F

F

Leukoplakia may develop into lung cancer. T/F

F

Nicotine enlarges blood vessels, causing increased circulation to the limbs. T/F

F

T/F

F

Avoiding situations where tobacco products may be used will help you remain tobacco free. T/F

T

Children of smokers are more likely to suffer from asthma than children of nonsmokers. T/F

T

Environmental tobacco smoke contains carbon monoxide and nicotine. T/F

T

Environmental tobacco smoke contains over 40 known carcinogens. T/F

T

Once addicted, people need more and more tobacco to satisfy the craving for nicotine. T/F

T

The symptoms of nicotine withdrawal include anxiety and sleep disturbance. T/F

T

a substance that causes physiological or psychological dependence

addictive drug

Nicotine gum is an over-the-counter product that is used as a nicotine a) deactivator. b) substitute. c) enhancer. d) antitoxin.

b (substitute)

Nicotine contributes to plaque buildup in blood vessels, increasing the chance of a) lung cancer. b) diabetes. c) arteriosclerosis. d) oral cancer.

c (arteriosclerosis)

When quitting smoking, stress-management techniques can a) prevent diseases of the lungs. b) reduce peer pressure. c) help ease people through the withdrawal process. d) be a nicotine substitute.

c (help ease people through the withdrawal process)

Tar contained in tobacco smoke is harmful to the lungs because it a) clogs the blood vessels. b) is a stimulant. c) paralyzes cilia. d) is addictive.

c (paralyzes cilia)

a colorless, odorless, and poisonous gas

carbon monoxide

a cancer-causing substance

carcinogen

A social consequence of smoking is a) b) c) d)

d (being excluded by nonsmokers)

People who use smokeless tobacco a) have fewer health risks than smokers. b) can become addicted to nicotine. c) do not get tobacco-related cancers. d) can quit more easily than smokers.

d (can quite more easily than smokers)

Which of the following is NOT a possible consequence of smoking while pregnant? a) premature delivery b) deformities c) stillbirth d) high birth weight

d (high birth weight)

When carbon monoxide is present in the blood, the body's tissues and cells are deprived of a) hemoglobin. b) carcinogens. c) iron. d) oxygen.

d (oxygen)

smoke exhaled from the lungs of a smoker

mainstream smoke

the addictive drug found in tobacco leaves

nicotine

a product that delivers small amounts of nicotine to a person who is trying to give up tobacco

nicotine substitute

the smoke from the burning end of a cigarette, pipe, or cigar

sidestream smoke

tobacco that is sniffed through the nose, held in the mouth, or chewed

smokeless tobacco

a drug that increases the action of the central nervous system, the heart, and other organs

stimulant

a thick, sticky, dark fluid produced when tobacco burns

tar


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