Chapter 4 Psychology

Narcolepsy

A "sleep attack" in in which a person falls asleep suddenly and irresistibly.

Abstinence syndrome

A characteristic cluster of withdrawal symptoms results from sudden decease decease in an addictive drug's level of usage.

Consciousness

A concept with many meanings, including sensory awareness of the world outside, direct inner awareness of one's thoughts and feelings, personal unity, and the walking state.

Circadian rhythm

A cycle that connected with the 24-hour period of the earth's rotation.

Mindfulness Meditation (MM)

A form of meditation that provides clients techniques they can use to focus on the present moment rather than ruminate about problems.

Opiates

A group of narcotics derived from the opium poppy that provide a euphoric rush and depress the nervous system.

Rapid eye movement (REM) sleep

A stage of sleep characterized by rapid eye movements, which have been linked to dreaming.

Barbiturates

An addictive depressant used to relieve anxiety or induce sleep.

Hyperphagic

Chemical compounds consisting of hydrogen and cardon.

Opioids

Chemicals that act on opiate receptors but are not derived from the opium poppy.

Psychoactive Substances

Drugs that have psychological effects such as stimulation or perceptions.

Narcotics

Drugs used to relieve pain and induce sleep; the term is usually reserved opiates.

Sleep Terrors

Frightening dream-like experiences that occur during the deepest stage of NREM sleep; nightmares, in contrast, occur during REM sleep.

Tolerance

Habituation to a drug, with the result that increasingly higher doses of the drug are needed to achieve similar effects.

Unconscious

In psychodynamic theory, descriptive of ideas and feelings that are not available to awareness; also: without consciousness.

Preconscious

In psychodynamic theory, descriptive of material that is not in awareness but can brought into awareness by focusing one's attention.

Repression

Is psychodynamic theory, the automatic (unconscious) ejection of anxiety-evoking ideas from conscious awareness.

Alpha Waves

Rapid low-amplitude brain waves that have been liked to feelings relaxion.

Amphetamines

Stimulants derived from alpha-methyl-beta phenylethylamine, a colorless liquid consisting of carbon, hydrogen, and nitrogen.

Sleep Apnea

Temporary absence or cessation of breathing while sleeping.

Suppression

The deliberate, or conscious, placing of certain ideas, impulses, or images out of awareness.

Continuity hypothesis

The view that the content of dreams tends to be consistent with previous cognitive activity.