Unlike Licit Drugs, Use of Illicit Drugs Is Harder to Determine

question 4

Multiple Choice

Unlike licit drugs, use of illicit drugs is harder to determine because:

• A)the concentration of psychoactive substances in illegal drugs is not standard
• B)over time, the concentration or strength of a given drug may be altered
• C)sellers dilute the strength of drugs to increase profits
• D)all of the above

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Definitions:

Fear Acquisition

The process by which an individual learns to fear a neutral stimulus by associating it with a negative or unpleasant event.

Amygdala

A part of the brain involved in processing emotions, especially fear and pleasure.

Cerebellum

A region of the brain that plays an important role in motor control, and it may also be involved in some cognitive functions.

Left Temporal Lobe

An area of the brain on the left side involved in understanding language, memory, and the integration of sensory input.