perceptual deprivation

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• Perceptual control theory — (PCT) is a psychological theory of animal and Human behavior originated by maverick scientist William T. Powers. In contrast with other theories of psychology and behavior, which assume that behavior is a function of perception that perceptual… …   Wikipedia

• perceptual lag phenomenon —    A term introduced in or shortly before 1956 by the Canadian psychologists Woodburn Heron et al. to denote an apparent reduction in the speed of moving objects, induced by * sensory deprivation. Heron et al. illustrate this phenomenon by… …   Dictionary of Hallucinations

• perceptual release theory of hallucinations —    Also referred to as dream intrusion, dual input model, and seepage theory. The term perceptual release theory was introduced in or shortly before 1958 by the American psychiatrist Louis Jolyon West (1924 1999) to denote a hypothetical model… …   Dictionary of Hallucinations

• deprivation — Absence, loss, or withholding of something needed. emotional d. lack of adequate and appropriate interpersonal or environmental experiences, or both, usually in the early developmental years. sensory d. diminution or absence of usual external… …   Medical dictionary

• Sensory deprivation — or perceptual isolation[1] is the deliberate reduction or removal of stimuli from one or more of the senses. Simple devices such as blindfolds or hoods and earmuffs can cut off sight and hearing respectively, while more complex devices can also… …   Wikipedia

• sleep deprivation-induced hallucination —    Also known as sleep deprivation hallucination. The term sleep deprivation refers to the deliberate prevention of sleep. Sleep deprivation may be self induced or induced by others, as in interrogation, torture, or sleep deprivation experiments …   Dictionary of Hallucinations

• sensory deprivation — Psychiatry. the experimental or natural reduction of environmental stimuli, as by physical isolation or loss of eyesight, often leading to cognitive, perceptual, or behavioral changes, as disorientation, delusions, or panic. * * * …   Universalium

• sensory deprivation — sen′sory depriva′tion n. psl extreme reduction of environmental stimuli, often leading to cognitive, perceptual, or behavioral disorientation or, in infants, developmental damage …   From formal English to slang

• Amblyopia — Classification and external resources ICD 10 H53.0 ICD 9 368.0 …   Wikipedia

• hallucination — hallucinational, hallucinative /heuh looh seuh nay tiv, neuh tiv/, adj. /heuh looh seuh nay sheuhn/, n. 1. a sensory experience of something that does not exist outside the mind, caused by various physical and mental disorders, or by reaction to… …   Universalium

• List of psychology topics — This page aims to list all topics related to psychology. This is so that those interested in the subject can monitor changes to the pages by clicking on Related changes in the sidebar. It is also to see the gaps in Wikipedia s coverage of the… …   Wikipedia