Psychology 1000 Study Guide - Visual Cortex, Subliminal Stimuli, Action Potential

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PSYCH 1000 Full Course Notes
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PSYCH 1000 Full Course Notes
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Document Summary

Synthesia (mixing of the senses) a condition is which sensations are mixed (suggested that we are all synaesthetic at birth) Sensation the process by which our sense organs respond to translate stimuli into nerve impulses sent by the brain. Perception organizing the stimulus input and giving it meaning. The same sensory input may be perceived in different ways at different times. Stages of sensation and perception: stimuli activate sensory receptors, sensory receptors translate information into nerve impulses, specialized neurons analyze stimuli features, stimulus pieces are reconstructed and compared to stimuli in memory, perception is then consciously experienced. Transduction the process of sensory receptors translation stimulus information into nerve impulses. Feature detectors specialized neurons that break down and analyze the specific features of the stimuli. The binding problem how to bind all our perceptions into one complete whole while keeping its sensory elements separate. The lowest intensity at which a stimulus can be detected 50% of the time.

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