PSYA01H3 Chapter Notes - Chapter 4: Gustav Fechner, Detection Theory, Sound Energy
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Sensing the world around us experience occurs in two stages. Absolute threshold: the min. amount of energy or quality of a stimulus required for it to be reliably detected at least 50% of the time is presented. Brain structures gives world into neural impulses rise to internal representation. Transduction of light occurs when it reaches receptors at the back of the eye. Transduction of sound takes place in a specialized structure called cochlea: where sound energy is converted into neural impulses that travel to the hearing. The different sense is separated in the brain (1826. William gustav fechner: sensory process: experimenter presents a fake or no stimulus at all, decision process: subject is then asked to report whether or not the stimulus was. Gestalt principles of perception sum of its parts major perceived form. Gestalt psychology: an approach to perception that states the whole is greater than the: tiny pictures may have a dif.
