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Chapter 5 Flashcards

addiction a condition in which a person continues to use a drug despite its adverse effects--often despite repeated attempts to discontinue using the drug. Addiction may be based on physical or psychological dependence.
consciousness the process by which the brain creates a model of internal and external experience.
circadian rhythms physiological patterns that repeat approximately every 24 hours, such as the sleep-wakefulness cycle.
cataplexy sudden loss of muscle control.
daydreaming a common (and quite normal) variation of consciousness in which attentions shifts to memories, expectations, desires, or fantasies and away from the immediate situation.
hypnosis an induced state of awareness, usually characterized by heightened suggestibility, deep relaxation, and highly focused attention.
insomnia the most common of sleep disorders-involving insufficient sleep, the inability to fall asleep quickly, frequent arousals, or early awakenings
latent content the symbolic meaning of objects and events in a dream. latent content is usually an interpretation based on freud's psychoanalytic theory or one of its variants. the latent content of a dream involving clocks might involve fear of the menstrual cycle and,
latent content continuation hence, of one's sexuality
meditation a state of consciousness often induced by focusing on a repetitive behavior, assuming certain body positions, and minimizing external stimulation. meditation may be intended to enhance self-knowledge well-being, and spirituality.
manifest content the story line of a dream, taken at face value without interpretation.
night terrors deep sleep episodes that seem to produce terror, although any terrifying mental experience (such as a dream) is usually forgotten upon awakening. night terrors usually occur mainly in children.
narcolepsy a disorder of REM sleep, involving sleep-onset REM periods and sudden daytime REM-sleep attacks usually accompanied by cataplexy
non-rem (NREM) sleep the reoccurring periods, mainly associated with the deeper stages of sleep, when a sleeper is not showing rapid eye movements.
preconscious memories information that is not currently in consciousness but can be recalled to consciousness voluntarily or after something calls attention to them.
REM sleep a stage of sleep that occurs approximately every 90 minutes, marked by bursts of rapid eye movements occurring under closed eyelids. REM sleep periods are associated with dreaming.
sleep apnea a respiratory disorder in which the person intermittently stops breathing many times while asleep
sleep paralysis a condition in which a sleeper is unable to move any of the voluntary muscles, except those controlling the eyes. Normally occurs during REM sleep
sleep debt a sleep deficiency caused by not getting the amount of sleep that one requires for optimal functioning
unconscious the psychic domain of which the individual is not aware but that houes memories, desires, and feelings that would be threatening if brought to consciousness
withdrawl a pattern of uncomfortable or painful physical symptoms and cravings experienced by the user when the level of drug is decreased or the drug is eliminated
Created by: username5494