By: Karina E.Mr. Gammill

By: Karina E.Mr. Gammill

Chapter 13

Tobacco and Your Health

Chapter 13

Tobacco and Your Health

Lesson 1What Tobacco Does

to Your Body

NICOTINE

IS AN ADDICTIVE DRUG IN TOBACCO

TAR

IS A THICK, DARK LIQUID THAT FORMS

WHEN TOBACCO BURNS

Carbon monoxide

Is a colorless, odorless, poisonous, gas produced when tobacco burns

ciliaAre the fine hairs that line the

respiratory system and prevent dust and

foreign matter from getting into the lungs.

Lesson 2Tobacco Addiction

addiction

A physical or mental need for a drug

or other substance

Physiological Dependence

Is a type of addiction in which the body itself

feels a direct need for a drug.

Psychological dependenceIs an addiction in which the mind

sends the body the message

that it needs more of the drug.

Lesson 3Choosing to be Tobacco Free

Withdrawal

Is physical symptoms that occur when

someone stops using an addictive substance.

Secondhand smokeEven if you are not smoking ,

you may be breathing air that has been

contaminated by tobacco smoke

Sidestream smoke

The smoke coming from the burning tip of the cigarette

Mainstream smoke

Smoke that goes directly from the cigarette

into the smoker’s lungs.

Passive smokers

Nonsmokers who breathe secondhand

smoke become Passive smokers.