Chapter 16Using Drugs Responsibly
Drug: A single chemical substance in a medicine that alters one
or more of the bodys biological functions.
Medicine: Drugs used to prevent, treat, or cure illness; aid
healing; or suppress symptoms.
Drug Misuse, Abuse, and Addiction
Not intended as medicines, alcohol, medicines, and
Many Americans use psychotherapeutic drugs such
as opiates, stimulants and sedatives.
Human body is capable of overcoming any drug of
Chapter 17 Eliminating Tobacco Use
No public health message is disseminated as widely as the one that
appears on every package of cigarettes and in every cigarette
advertisement: Warning: The Surgeon General has determined
that cigarette s
History of Alcohol Use
Alcohol is produced when a substance containing sugars is
left too long and the process of fermentation begins turning the
sugar into alcohol.
Alcohol has been reported to have been consumed by
humans as far back as 2000 B.C. by the
How Drugs Work
Receptors: Protein on the surface or inside of a cell
to which a drug or natural substance can bind and hereby affect
When binding occurs, it alters one or more
biological processes of the cell.
A drug may chemically resemb
Many substances are of enormous value in relieving pain,
preventing disease and facilitating healing.
Indiscriminate or inappropriate use and overuse of drugs is a
major problem in our society.
Reliance on drugs to solve lifes problems is muc
How Alcohol Affects the Body
The chemical in alcohol that gives it its effects on the body is
called ethyl alcohol (ethanol).
The other kinds of alcohol are methyl alcohol and isopropyl
Most alcohols are poisonous to our bodies, but given