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Drugs and Society Essay

Decent Essays
Alex Swenda
SOS-304-OL009
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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The user may increase the amount of a drug taken due to the drug being metabolized too quickly or being removed from the body. A person may compensate their behavior when exposed to a drug overtime such as learning to drive while intoxicated. The impairment is reduced and this is known as behavioral tolerance. Pharmacodynamics tolerance is the main contributor to the need to increase the dosage of a drug in order to avoid withdrawal symptoms. The user does not feel the same effects of a dosage so the dosage must be increased in order to get the same feeling.
2d. Provide several specific personal and societal steps you would recommend in an effort to reduce the likelihood of adverse reactions to drugs taken in combination.
The largest deficit that can be produced to avoid adverse reactions to drug taken in combination is to avoid doing it all such as alcohol and other depressants. Individuals that need to take multiple medications such as person with diabetes and high blood pressure need to be carefully monitored and educated on the effects of the medications individually and the effects of the medications when combined.
3b. Explain the basic rationale and theoretical foundations for the extensive use of amphetamine in the treatment of ADHD (attention-deficit hyperactivity disorder).
ADHD individuals have deficits involved with the functions of executive control within the brain. This control center affects concentration, hyperactivity, and learning.
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