What Differences Have Neurobiologists Detected in the Brains of People

question 24

Multiple Choice

What differences have neurobiologists detected in the brains of people with ADD?

• A) increased folding in the cerebral cortex
• B) enlarged caudate nucleus in the left hemisphere
• C) enlarged cerebellum
• D) decreased volume of the cerebral cortex

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Definitions:

Tranquilizers

Medications used to reduce tension or anxiety by depressing the central nervous system.

Physical Dependence

A physiological state of adaptation to a specific psychoactive substance, characterized by the onset of withdrawal symptoms when the substance is reduced or discontinued.

Drug Tolerance

A condition in which the user becomes progressively less affected by the drug and must take increasingly larger doses to maintain the same effect or high.

Drug Tolerance

A physiological state where the effectiveness of a drug decreases as a result of prolonged exposure, requiring larger doses to achieve the initial effect.