The chemicals in all tobacco products harm the body.

addictive drug

nicotine

stimulant

carcinogen

tar

carbon monoxide

smokeless tobacco

leukoplakia

Health Risks of Tobacco Use

All forms of tobacco contain chemicals that are dangerous to your health.

Tobacco use is the ______ cause of preventable death and disability in the United States.


Any form of tobacco use, such as smoking, c_______, or dipping tobacco, can cause health problems.

S________ has been linked to lung disease, cancers, and heart disease.


About __ percent of adult smokers began the habit as teenagers.

It’s easier to avoid tobacco use rather than quit later.

Nicotine

Tobacco users have difficulty quitting because tobacco contains an ___________.

________________A substance that causes physiological or psychological dependence

Nicotine

All tobacco products contain _________.

___________The addictive drug found in tobacco leaves

Nicotine

Nicotine is a ________ that raises blood pressure and increases the heart rate.

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

Poisonous Substances in Tobacco Smoke

Tobacco is an addictive and toxic drug and a ____________.

___________A cancer-causing substance

Tar

Cigarette smoke contains _______.

_________A thick, sticky, dark fluid produced when tobacco burns

Tar

Tar damages a smoker’s respiratory system by

paralyzing and destroying cilia

destroying the alveoli

damaging lung tissue

Carbon Monoxide

Carbon __________ is also in cigarette smoke. It deprives the body’s tissues and cells of oxygen.

Carbon ___________A colorless, odorless, and poisonous gas

Pipes, Cigars, and Smokeless Tobacco

No tobacco product is safe to use.

The dangers of tobacco use are not limited to smoking cigarettes.


Cigarette filters do not protect smokers from more than ____ carcinogens, including cyanide and arsenic, which are in tobacco products.


The smoke from pipes and cigars also causes serious health consequences.

________ contain significantly more nicotine and produce more tar and carbon monoxide than cigarettes.


The harmful chemicals of _________ are absorbed into the body at levels up to three times the amount of a single cigarette.

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


Using smokeless tobacco also irritates the sensitive tissues of the mouth, causing leukoplakia.

LeukoplakiaThickened, white, leathery-looking spots on the inside of the mouth that can develop into oral cancer

Harmful Effects of Tobacco Use

Tobacco use causes both short-term and long-term damage to your body.

Health officials have warned the public about the dangers of tobacco use for several decades.

Short-Term Effects

________ buds are dulled and appetite is reduced.

Respiration and heart rate increase.

Brain chemistry changes.

Short-Term Effects

Bad _______, yellowed teeth, and smelly hair, skin, and clothes.

Long-Term Effects

______ cancer

Emphysema

Chronic bronchitis

Long-Term Effects

Coronary heart disease and stroke

A weakened __________ system

Long-Term Effects

Smokers cause severe damage to their lungs.

Compare the healthy lung on the left with the one damaged by tobacco on the right.

Long-Term Effects

Nervous System

A_________

Stroke

Respiratory System

Coughing

Chronic bronchitis, emphysema, lung cancer

Circulatory System

Increased heart rate and blood pressure

Hardened arteries, decreased blood flow

_______ attack, stroke

Long-Term Effects

Excretory System

Cancer of the b_____ Cancer of the k_____

Digestive System

C_____ of the mouth, pharynx, larynx, and esophagus

Gum recession, ______ decay, tooth loss

Nausea, vomiting, diarrhea Cancers of the s_______ and

pancreas

Long-Term Effects

Other Consequences of Tobacco Use

Costs to Society Tobacco-related illnesses cost the United States about $165 billion each year.

Costs to Individuals

A person smoking one pack of cigarettes a day will spend about $1,500 a year on the habit.

Legal Consequences

Selling tobacco products to minors is illegal. Using tobacco at school can lead to suspension or expulsion.

Health Risks of Tobacco Smoke

Tobacco smoke can harm nonsmokers.

Nonsmokers who breathe air containing tobacco smoke are also at risk for health problems.


______________________ (ETS) is also called secondhand smoke.

_______________________ (ETS)Air that has been contaminated by tobacco smoke


Environmental tobacco smoke is composed of

mainstream smoke and

sidestream smoke.


Because _________ smoke has been exhaled by a smoker, it contains lower concentrations of carcinogens, nicotine, and tar.

______________ smokeThe smoke exhaled from the lungs of a smoker


______________ smoke is more dangerous than mainstream smoke.

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


ETS from cigarettes, cigars, and pipes contains more than ________ chemical compounds.

More than 50 of those chemicals are cancer-causing carcinogens.

Health Risks to Nonsmokers

ETS causes eye irritation, headaches, ear infections, and coughing.

It worsens asthma and other respiratory problems, and it increases the risk of lung cancer and coronary heart disease.

Health Risks to Unborn Children and Infants

Smoking during pregnancy reduces blood oxygen levels, increasing the risk of

impaired fetal growth

spontaneous miscarriage and prenatal death

premature delivery

low birth weight

deformities

stillbirths


_________ exposed to ETS after birth are twice as likely to die of SIDS.

They may have severe asthma attacks, ear infections, or respiratory tract infections.

Creating a Smoke-Free Society

Smoking is __________ in many restaurants, and some restaurants are required to have a nonsmoking section.

Answers


All forms of tobacco contain chemicals that are dangerous to your health.

Tobacco use is the Leading cause of preventable death and disability in the United States.


Any form of tobacco use, such as smoking, chewing, or dipping tobacco, can cause health problems.

Smoking has been linked to lung disease, cancers, and heart disease.


About 90 percent of adult smokers began the habit as teenagers.

It’s easier to avoid tobacco use rather than quit later.

Nicotine

Tobacco users have difficulty quitting because tobacco contains an addictive drug.

Addictive drugA substance that causes physiological or psychological dependence

Nicotine

All tobacco products contain nicotine.

NicotineThe addictive drug found in tobacco leaves

Nicotine

Nicotine is a stimulant that raises blood pressure and increases the heart rate.

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

Poisonous Substances in Tobacco Smoke

Tobacco is an addictive and toxic drug and a carcinogen.

CarcinogenA cancer-causing substance

Tar

Cigarette smoke contains Tar.

_Tar________A thick, sticky, dark fluid produced when tobacco burns

Carbon Monoxide

Carbon monoxide is also in cigarette smoke. It deprives the body’s tissues and cells of oxygen.

Carbon monoxideA colorless, odorless, and poisonous gas


Cigarette filters do not protect smokers from more than 50 carcinogens, including cyanide and arsenic, which are in tobacco products.


The harmful chemicals of smokeless tobacco are absorbed into the body at levels up to three times the amount of a single cigarette.

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

Short-Term Effects

Taste buds are dulled and appetite is reduced.

Respiration and heart rate increase.

Brain chemistry changes.

Short-Term Effects

Bad breath, yellowed teeth, and smelly hair, skin, and clothes.

Long-Term Effects

Lung cancer

Emphysema

Chronic bronchitis

Long-Term Effects

Coronary heart disease and stroke

A weakened immune system

After You ReadReviewing Facts and Vocabulary

A substance that causes physiological or psychological dependence; nicotine

1. What is an addictive drug? What is the addictive drug in tobacco?


2. List three types of toxic substances found in cigarette smoke. Why are these substances harmful?

Nicotine, tar, carbon monoxide; nicotine causes addiction, tar causes such diseases as emphysema and lung cancer, carbon monoxide deprives the body of oxygen.


3. Explain four ways using tobacco immediately affects your body.

Any four: Brain chemistry changes; respiration and heart rates increase; taste buds are dulled; appetite is reduced; users have bad breath, yellowed teeth, and smelly clothes


Environmental tobacco smoke (ETS) is also called secondhand smoke.

Environmental tobacco smoke (ETS)Air that has been contaminated by tobacco smoke


Because mainstream smoke has been exhaled by a smoker, it contains lower concentrations of carcinogens, nicotine, and tar.

Mainstream smokeThe smoke exhaled from the lungs of a smoker


Sidestream smoke is more dangerous than mainstream smoke.

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


ETS from cigarettes, cigars, and pipes contains more than 4,000 chemical compounds.

More than 50 of those chemicals are cancer-causing carcinogens.


Infants exposed to ETS after birth are twice as likely to die of SIDS.

They may have severe asthma attacks, ear infections, or respiratory tract infections.

The chemicals in all tobacco products harm the body.

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