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Social and Behavioral Sciences Commons

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Cognition and Perception

Portland State University

1975

Articles 1 - 2 of 2

Full-Text Articles in Social and Behavioral Sciences

Effect Of Stressful And "Neutral" Moving Images And Still Images On Dreaming, Elizabeth Anne Anderson Feb 1975

Effect Of Stressful And "Neutral" Moving Images And Still Images On Dreaming, Elizabeth Anne Anderson

Dissertations and Theses

A controlled presleep experience was used in an attempt to trace waking experience in dreams. Dream reports were collected in the laboratory from 12 dreamers (half men, half women; half recallers, half nonrecallers), using the electrophysiological method of Dement and Kleitman. Following a baseline night, each dreamer was awakened on three consecutive nights during every REM period (rapid eye movement and Stage 1-ascending EEG pattern). Immediately prior to sleep on Night 3, four of the dreamers viewed an emotionally arousing film, four others viewed a slide sequence having the same content as the stressful film, and four others viewed an …


Structure Vs. Meaning In Subliminal Perception, Margaret Anne Callan Hoisington Jan 1975

Structure Vs. Meaning In Subliminal Perception, Margaret Anne Callan Hoisington

Dissertations and Theses

Subliminal perception is defined as a process whereby a subject reports no awareness of a visual stimulus, and yet his/her verbal behavior, subjectively experienced as “guesses”, is influenced by the stimulation. Various studies have found evidence for and against subliminal perception using discrimination tasks and subjective judgments. Explanations of subliminal perception include the partial cue hypothesis, the theory of perception of structural differences, and the theory that responses to subliminal stimuli are of a semantic nature.

This study was conducted to determine whether subliminal perception involves a discrimination of structural characteristics or a discrimination of the semantic quality of words …