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Consciousness

One subjective experience of the world resulting from brain activity

Automatic processing versus controlled process

Think of driving a car an auto pilot in learning to drive a car for the first time

Change blindness

a failure to notice large changes in ones environment

Subliminal perception

The processing of information by sensory systems without conscious awareness

Global workspace model

Explain that consciousness arises as a function of which brain circuits are active

Cocktail party effect

Meaningful information, captures your attention, even when you are tuning them out

Circadian rhythms

Biological patterns that occur at regular intervals as a function of time of day

REM Sleep

The stage of sleep marked by rapid eye movements, dreaming, and paralysis of motor systems

Insomnia

A sleep disorder characterized by an inability to sleep

Obstructive sleep apnea

A disorder while sleeping, stops breathing because his or her throat closes; occurs because of frequent awakening during the night

Narcolepsy

Sleep disorder in which people experience excessive sleepiness during normal waking hours, sometimes going limp and collapsing

Rem behavior disorder

Sufferers act out their dreams, often striking their sleeping partners

Somnambulism

Sleep walking

Restorative theory

Sleep allows the body to rest and repair itself

Circadian rhythm theory

quiet and inactive during the night because darkness is the time when danger is highest

Sleep

Strengthens neural connections needed for learning to occur

Dreams

Products of an altered state of consciousness in which images and fantasies are confused with reality

REM dreams

More more likely to be bizarre and include tons of emotions, visual not to hallucinations and uncritical acceptance of illogical events

Non-rem dreams

Relatively dull

Activation synthesis theory

A theory of dreaming, this theory proposes that the brain tries to make sense of random brain activity that occurs during sleep. I synthesizing the activity with stored memories.

Hypnosis

A social interaction during which a person responding to suggestions experience changes in memory, perception, or voluntary action

Meditation

A mental procedure that focuses attention on an external object or on a sense of aware

Addiction

Drug use that remains compulsive despite its negative consequences

Psychoactive drugs

Mind altering substances that change the brains, neurochemistry marijuana opiates

Stimulants

Or drugs that increase behavioral and mental activities and activate the sympathetic nervous system, amphetamines cocaine, nicotine caffeine

Depressants

Reduce behavioral mental activity by depressing the central nervous system, alcohol and benzodiazepines

Hallucinogens

Sometimes called psychedelics produce alteration in cognition, mood and perception LSD psilocybin