PS2822 week 1 Visual Imagery 0.0 / 5 ? PsychologyCognition and BehaviourUniversityNone Created by: lovelylearnerCreated on: 10-05-22 15:47 Kosslyn Depictive (Analog) Theory Mental imagery resembles visual perceptions 1 of 6 Pylyshyn Propositional Theory Mental relationships between objects are represented by symbols 2 of 6 Kosslyn’s image scanning Experiment 1 (1973) They are later are asked to focus on one part of the mental image and then decide whether another part is present or absent. Response times slower the further the object was from initial focal point 3 of 6 Perky (1910) Subjects asked to create visual images whilst looking at a ‘blank’ screen & describe them Real images were dimly projected onto the ‘blank’ screen – subjects were unaware 4 of 6 Kreiman et al, 2000 Severe epileptics with electrodes inserted in the medial temporal lobe (hippocampus and amygdala). Studied neuronal firing in response to actual pictures & visual images responses were the same 5 of 6 Neuropsychological RM - perception regocnision. Unable to draw imagined images. CK - Perceptiom, can't recognise objects in pictures. can draw from imagery 6 of 6
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