Wakefulness & Alertness
This brain structure in the brainstem is key for alertness and arousal.
What is the reticular formation?
The hormone that regulates circadian rhythms and is released by the pineal gland.
What is melatonin?
This depressant drug decreases inhibition and judgment with the increase of GABA.
What is alcohol?
The ability to focus on one stimulus while ignoring others.
What is selective attention?
This sleep stage is when most vivid dreaming happens.
What is REM sleep?
This psychedelic drug, popular in the 1960s, causes hallucinations and altered perception.
What is LSD?
Thinking about your own thinking is known as this.
What is metacognition?
Large, slow brain waves seen in deep sleep.
What are delta waves?
The drug category that is characterized by an increase in brain activity.
What is a Stimulant?
The mind state in which you are alert and engaged with your environment.
What is conscious awareness (or wakefulness)?
This disorder involves sudden, uncontrollable sleep attacks.
What is narcolepsy?
The strong desire to repeat the use of a drug for emotional reasons, such as feeling of well-being and reduction of stress.
What is Psychological Dependence?
Includes automatic processing that requires little attention, as well as daydreaming.
What is Lower-level consciousness?
Sleepwalking typically happens during this stage of sleep.
What is NREM Stage 3 (deep sleep)?
The most widely used psychoactive drug.
What is Caffeine?