general_properties_07

general_properties_07 - Topic 7 Introduction to Sensory...

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Topic 7: Introduction to Sensory Perception WHAT'S THE DIFFERENCE BETWEEN SENSATION AND PERCEPTION? Sensation  occurs when the receptors for sensory systems register energy from the external environment: sound,  light, odors, etc. Perception  occurs when the information from sensation is processed within the CNS. It is, literally, what you  perceive - in essence, the content of your conscious experience. But is there really a difference? Don't we just perceive whatever input registers in our sensory systems?  NO!! Although our  perceptions are usually correlated with our sensations, they are fundamentally independent because they refer to different  levels in sensory processing. In fact, you can experience both  sensation without perception perception without sensation, and multiple perceptions with a single sensation . In order to convince yourself of  this, take a look at the following 
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This note was uploaded on 09/17/2008 for the course PSY 91 taught by Professor Williams during the Spring '08 term at Duke.

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general_properties_07 - Topic 7 Introduction to Sensory...

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