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Drug abuse can take its toll on the body, but more importantly on the mind. Why do drugs act on the brain the way they do? And why do some drugs have different effects than others? These and other questions will be answered throughout this paper. Every day scientists are finding new information on the brain and how it reacts to the main drugs of abuse.
The Brain; four pounds and several thousand miles of unified nerve cells that control every thought, emotion, sensation and movement. Within the brain and spinal cord there are ten thousand distinct varieties of neurons, billions of supportive cells, and a few more trillion synaptic connections, a hundred chemical regulation agents, miles of minuscule blood vessels, axons ranging from a few microns to well over a foot and a half in length. Even with all these pieces of the brain, the place that is affected the most from drug abuse is the frontal lobe.
The frontal lobe is an area in the brain of vertebrates located at the front......

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Approximate Word Count: 1289
Approximate Pages: 6 (250 words per double-spaced page)

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