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Psychology Ch 3
| Term | Definition |
|---|---|
| Consciousness | our awareness of our-self and the environment |
| Cognitive Neuroscience | study of brain activity and cognition |
| Dual Processing | information simultaneously processed on different consciousness tracks |
| Selective Attention | focusing intensely on a specific thing and disregarding the rest |
| Inattentional Blindness | not seeing visible objects because of something that is taking full attention |
| Change Blindness | not noticing a change in the environment |
| Circadian Rhythm | biological clock that works by temperature on a 24 hour cycle |
| REM Sleep | paradoxical sleep that practically paralyzes muscles and has vivid dreams that are mainly negative |
| Alpha Waves | slow brain waves that are relaxed, but in an awake state |
| Sleep | reversible loss of consciousness that helps restore the body the prepare for the future and protect from danger |
| Hallucinations | seeing things that aren't there |
| Insomnia | constant trouble falling asleep or staying asleep |
| Narcolepsy | sleep disorder in which there are random lapses into REM sleep and there are uncontrollable sleep attacks |
| Sleep Apnea | loss of breathing during deep sleep which is snoring and poses repeated awakenings |
| Night Terrors | night arousal which is mostly occurring in children during stage 4 sleep when there are terrified for no reason |
| Dream | visualizing during sleep |
| Manifest Content | Freud's theory when dreams surface meaning |
| Latent Content | Freud's theory in which dreams have deep meanings |
| REM Rebound | REM sleep debt then sleeping like a baby to recover |
| Hypnosis | suggestions that are intensely visualized in a state of consciousness |
| Posthypnotic Suggestion | Suggestion during hypnosis that lasts after the person is unhypnotized |
| Dissossication | split in consciousness that allows simultaneous thoughts and behaviors |
| Psychoactive Drug | chemical substance that affects mood |
| Tolerence | getting used to a drug and needing more to get a feeling again |
| Withdrawal | symptoms after stopping drug use and it is discomforting and distressful |
| Physical Dependence | body's need for a drug |
| Psychological Dependence | mind needing a drug |
| Addiction | needing a drug physically and psychologically |
| Depressants | slows neural activity and body functions and includes alcohol, opiates, and barbituates |
| Barbituates | depress central nervous system by reducing anxiety and impairs judgement and memory |
| Opiates | morphine, heroine, and they depress neural activity by lessening pain and anxiety |
| Stimulants | caffeine, nicotine, amphetamines, cocaine, ecstasy, excites neural activity and speeds body functions |
| Delta Waves | large, slow brain waves in deep sleep |
| Amphetamines | stimulates neural activity by speeding body functions and giving energy and mood changes |
| Metamphetamine | extremely addictive and it excites the central nervous system by speeding body functions, but it reduces baseline dopamine levels |
| Ecstasy (MDMA) | mild hallucinogen that produces euphoria. it is a harm to serotonin and mood and cognition |
| Hallucinogens | distorts vision by having an absence of sensory input |
| LSD | powerful hallucinogen |
| Near-Death Experience | altered state of consciousness that is close to death and similar to hallucinogens and a feeling of resurrection |
| THC | main ingredient in marijuana and is a mild hallucinogen |
| Sleep Stages | stage 1 is relaxed. stage 2 is light, stage 3 is deep sleep, stage 4 is deep sleep,and stage 5 is REM sleep |
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angelchocolate