PSY270H5 Chapter Notes - Chapter 10: Visual Perception, Epiphenomenon, Hemispatial Neglect
Document Summary
Visual imagery: seeing in the absence of a visual stimulus. Mental imagery: ability to recreate the sensory world in the absence of physical stimuli, also occurs in senses other than vision. Early ideas about imagery: wundt proposed that images were one of the three basic elements of: consciousness, sensations, feelings, studying images was a way of studying thinking. Imageless thought debate: thought is impossible without an image: behaviourists branded study of image = unproductive visual images are invisible to everyone except person experiencing them. Imagery and the cognitive revolution: paivio easier to remember concrete nouns (truck, tree) that can be imaged, than it is to remember abstract nouns (truth, justice, used paired-associate learning. If imagery, like perception, is spatial, then it should take longer for participants to find parts that are located farther from the initial point of focus because they would be scanning across the image of the object. Demonstration: mental scanning: visual imagery is spatial in nature.
