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Drug Abuse
Beginning of essay
is generally defined as the use of a drug with such frequency
that the user has physical or mental harm or it impairs social abilities. The
substances that are discussed in this report are called psychoactive drugs;
those drugs that influence or alter the workings of the mind, affect moods,
emotio ....
Middle of essay
....lants are drugs that speed up signals through the nervous
system. They produce alertness, arousal and excitability. They also inhibit
fatigue and sleep. They include the amphetamines, such as cocaine, caffeine, and
nicotine. Depressants slow down the signals through the nervous system. They
produce relaxation, lowering of anxiety, drowsiness, and sleep. They include
sedatives (such as barbiturates, alcohol, and tranquilizers) and narcotics
(heroin, morphine, opium, codeine), which dull the mind.... |
| Number of words: 1524 |
Approximate pages: 6 |
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