Drugs and Society Essay

922 Words Jun 11th, 2013 4 Pages
Alex Swenda
WA 2

1b. List and describe briefly the major structures of the brain, as presented in your textbook, including the function of those elements that are most related to psychoactive drug reaction.
The first layer of the brain is the cortex which covers the top and sides of the brain. This area controls reasoning and language, and this area will be less active when under sedative drugs. The basal ganglia are located underneath the cortex and it is made up of by the striatum. The striatum controls muscle tone and is part of the dopamine pathway which is a potential transport highway for psychoactive drugs. The hypothalamus is at the base of the brain and serves as liaison between the brain and pituitary gland.
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3c. Provide your personal viewpoint on major concerns about ADHD diagnoses and the efficacy of drug treatments that have led to recent controversy.
The basis of diagnoses of ADHD has not been fully researched due to any widely accepted knowledge as to why stimulants are effective in treating hyperactivity. The causes of ADHD are still not thoroughly understood. There have also been non-stimulant drugs that have been shown to be just as effective as stimulants such as Strattera and Atomoxetine. I believe that ADHD itself is a complicated issue that requires multiple points of attack such as the use of stimulant and non-stimulant drugs. What may work on one individual may not work on another.

4a. Provide evidence of your understanding of the ways in which time course events of barbiturate and benzodiazepine actions contribute to the onset of psychological and/or physical dependence.
Barbiturate are fast acting drugs that may work within fifteen minutes and stay in the system for up to three hours. Due to the rapid activity of the barbiturates, they serve as a strong reinforcement to users due to the drug produced a desired effect quickly and leaving the body just as quickly. Benzodiazepine takes longer to initialize, but also stay in the body for up to ten hours. Barbiturates are taken in higher doses more rapidly, while Benzodiazepine

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