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Chapter 7

Chapter 7 Memory

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Ted Petit

PSYB65 Chapter 7Memory 71 Types of MemoriesWhat is Memory y Learning is the relatively permanent change in behaviour as a function of experience y Learning and memory are both experiencedependent behaviour y Learning is concerned with attending to the informationENCODING and storing it for later useCONSOLIDATIONy Memory is concerned with retrieving the information from where it is storedin the brainy Failure of encoding consolidation retrieving failure to learnfailure to rememberSensory Memory and ShortTerm Memoryy Memory requires information that is gathered by the senses to be perceived and encodedEx Turning on a bright light in a dark room and seeing an image of it after it is turned off is a type of sensory memoryiconic memory visually based if it were soundbased then it would be echoic memory Sperlings experimentremembering three rows of four letters presented in 50msecs most of the twelve letters were iconic memory because people could recall letters in certain rows so they didnt just forget the resty Participants were reading from a decaying visual trace therefore with increasing time delay between seeing the letters and reporting the larger the decrease in iconic memory y Conclusion iconic memory is fragile and relies on peripheral stimuliy Echoic memory trace is much stronger immediately after the perception of a soundSensory memory is converted to short term memoryholding information for periods beyond what can be stored by sensory memory nonpermanenty Shortterm visual memory a form of visual memory that differs from iconic memory and is responsible for holding relevant visual information for slightly longer periods of time than iconic memory y Shortterm auditory memory a form of auditory memory that differs from echoic memory and is responsible for holding relevant auditory information for slightly longer periods of time than echoic memory eg remembering something when you replay it in your heady Unlike sensory memory there is a limit to how much information shortterm memory can store7 units regardless of content therefore chunking will increase the amount of information held in shortterm memory y BrownPeterson designan experimental design in which participants are given two sets of information to remember followed by a distract
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