For Virtually All Drugs of Abuse, the Site of Action

question 20

Multiple Choice

For virtually all drugs of abuse, the site of action usually

• A) is the central nervous system.
• B) is on the contralateral side of the body from where it was administered.
• C) involves the kidneys during the biotransformation process.
• D) depends on how the substance was administered.

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Definitions:

Habituation

The decreasing responsiveness to a stimulus after repeated exposure.

Sensitization

An increased responsiveness or sensitivity to a stimulus, often resulting from repeated exposure to the stimulus.

Emotional Distress

A mental state that can be caused by experiencing or witnessing stressful, traumatic, or upsetting events, leading to emotional suffering.

Fixed Action Pattern

An instinctive response that the presence of an effective sign stimulus releases.