Exam 3: The Pharmacological Perspective

Discuss some of the more important "objective" or essentialistic factors that are related to whether or not a given psychoactive substances becomes illegal in a given society.

In the past,the "classic" model of drug addiction was used to explain why some users took drugs compulsively and abusively.More recently,drug researchers have used the reinforcement-dependence model to explain ongoing,abusive,compulsive drug abuse.How are these two models different,what phenomena do they help explain,which drugs is each most relevant to,and why is the latter model a more powerful explanation for drug abuse?

This chapter classified Ecstasy as belonging to which of the following categories:

Alcohol is the most widely used drug both globally and in the United States,and marijuana is the most popular and widely used illicit drug.Is the popularity of these drugs an accident of history,a function of their legal status,or inherent to the objective properties of these two drugs themselves? Justify your argument.

The potential for drug dependence is most closely related to:

Which of the following substances has the widest safety margin?

Drug "effects":

An example of a "chronic" effect of a drug would be:

Delineate the various types of drug tolerance.Are they the same? What are their significant differences,and why is tolerance an important consideration in understanding drug use,especially continuing,compulsive use?

Which of the following drugs is cross-dependent with Seconal,a barbiturate?

Which of the following drugs is least likely to be injected intravenously (IV)?