Psychoactive Drugs

question 266

Multiple Choice

Psychoactive drugs:

• A)affect both behavior and mental processes by altering unconscious awareness
• B)affect behavior but have no impact on mental processes
• C)affect mental processes but have no impact on behavior
• D)affect both behavior and mental processes by altering conscious awareness

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Definitions:

Sporadic Napping

The act of taking short, unplanned periods of sleep at irregular intervals.

Pseudocoma

A condition in which an individual appears to be in a coma but is actually aware and conscious.

RAS

Acronym for the Reticular Activating System, a network of neurons located in the brainstem that regulates wakefulness and sleep-wake transitions.

Sleep-Wake Cycle

The circadian rhythm that regulates periods of sleepiness and wakefulness throughout a 24-hour period.