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Submitted by oppapers on March 21, 2002
Category: Science
Words: 2040 | Pages: 9
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MARIJUANA'S SHORT AND LONG TERM EFFECTS ON THE BRAIN
Millions are abusing marijuana every day. In fact, 1 out of 7 high school students smoke
marijuana more than once a day. Marijuana is taken very lightly and is the most highly used
illegal drug. For this reason, society should know its short and long term effects on the brain.
Marijuana can effect these two areas emotionally or physically. Also in some cases physical
damages causes the emotional response. Although most public information on drugs are funded
by anti-drug organizations, hopefully we will still learn these true facts of marijuana in spite of
that.
The brain is the most complicated part of the human body. I will begin explaining certain
parts and their functions. In doing this to I hope to give a better understand of our brain while
implicating the possibilities of chemical induced complications "The brain with its 15 billion
neurons and nerve cells operates using chemical and electrical messages: (Swanson, 1975). This
is how we perceive our senses. Differences in the way our brain translates these
messages can impair perceptions. Hallucinogens prevent the brain from receiving all of these
messages in order. All of the information that we receive is through millions of transactions of
neurons, like a computer, marijuana alters these transactions.
After smoking, or consuming marijuana, it is distributed in the brain. The concentration
of marijuana in the brain may be governed by an active transport process in the choroid plexus
network of blood vessels in the brain which regulates intraventricular pressure by absorption
and secretion of cerebro spinal fluid. one scientific experiment it gave an...
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