Psych 100: Sleep and Dreaming

Flashcards covering key terms and concepts from the lecture on sleep and dreaming.

Consciousness

A person's awareness of everything that is going on around him or her at any given moment.

Altered State of Consciousness

A condition significantly different from a normal waking beta wave state.

Circadian Rhythm

A cycle of bodily rhythm that occurs over a 24-hour period.

Adaptive Theory

Suggests that sleep/wake patterns evolved to avoid predators.

Restorative Theory

Proposes that sleep is vital for physical health and mental health.

Memory Consolidation

The process of sorting out memories and keeping them in a specific area of the cortex.

Sleep Deprivation

Any significant loss of sleep.

REM Sleep

A stage of sleep characterized by rapid eye movement and most associated with dreaming.

Non-REM Sleep

A restful stage of sleep without rapid eye movement.

REM Paralysis

The inability of the voluntary muscles to move during REM sleep.

Sleepwalking

Occurs during non-REM sleep; moving or walking around while asleep.

Insomnia

The inability to fall asleep, stay asleep, or get good quality sleep.

Narcolepsy

A sleep disorder characterized by excessive daytime sleepiness and sudden sleep attacks.

Sleep Apnea

A sleep disorder in which breathing repeatedly stops and starts.

Manifest Content of Dreams

The literal storyline of the dream.

Latent Content of Dreams

The hidden psychological meaning of the dreams.