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Test Two Vocabulary.docx

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York University
PSYC 1010
Heather Jenkin

TEST TWO: TEXTBOOK VOCABULARY + DEFINITIONS MODULE 7 Consciousness: our awareness of ourselves and our environment Cognitive neuroscience: the interdisciplinary study of the brain activity linked with cognition (thinking, memory, language) Dual processing: the principle that information is often simultaneously processed on separate conscious and unconscious tracks Blindsight: a condition in which a person can respond to a visual stimulus without consciously experiencing it Selective attention: the focusing of conscious awareness on a particular stimulus Inattentional blindness: failing to see visible objects when our attention is directed elsewhere Change blindness: failing to notice changes in the environment MODULE 8 Circadian rhythm: the biological clock; regular bodily rhythms that occur on a 24-hour cycle REM sleep: rapid eye movement sleep; sleep stage during which vivid dreams commonly occur. It is also known as paradoxical sleep because the muscles are relayed but other body systems are active Alpha waves: the relatively slow brain waves of a relaxed, awake state Sleep: periodic, natural, easily reversible loss of consciousness Hallucination: false sensory experience Delta waves: the large, slow brain waves associated with deep sleep Insomnia: recurring problems in falling or staying asleep Narcolepsy: a sleep disorder characterized by uncontrollable sleep attacks Sleep apnea: a sleep disorder characterized by temporary cessations of breathing during sleep and repeated moments of awakening Night terrors: a sleep disorder characterized by high arousal and an appearance of being terrified. Occurs during NREM-3 sleep and are seldom remembered Dream: a sequence of images, emotions and thoughts passing through a sleeping person's mind; they are notable for their hallucinatory imagery, discontinuities and incongruities and later difficulties remembering it Manifest content: the remembered story line of a dream Latent content: the underlying meaning of a dream REM rebound: the tendency for REM sleep to increase following REM sleep deprivation MODULE 9 Hypnosis: a social interaction in which one person suggests to another that certain perceptions, feelings, thoughts or behaviours will spontaneously occur Posthypnotic suggestion: a suggestion, made during a hypnosis session, to be carried out after the subject is no longer hypnotized; used by some clinicians to control undesired symptoms and behaviours Dissociation: a split in consciousness, which allows some thoughts and behaviours to occur simultaneously with others MODULE 10 Psychoactive drug: a chemical substance that alters perceptions and moods Tolerance: the diminishing effect with regular use of the same dose of a drug, requiring the user to take larger and larger doses before experiencing the drug's effect Addiction: compulsive drug crazing and use, despite adverse consequences Withdrawal: the discomfort and distress that follow discontinuing the use of an addictive drug Physical dependence: a physiological need for a drug, marked by unpleasant withdrawal symptoms when the drug is discontinued Psychological dependence: a psychological need to use a drug, such as to relieve negative emotions Depressants: drugs that reduce neural activity and slow body functions Alcohol dependence: alcohol use marked by tolerance, withdrawal if suspended, and a drive to continue use; alcoholism Barbiturates: drugs that depress central nervous system
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