Exam 9: Working Memory and Cognitive Control

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Describe two different types of tasks that are used to study working memory.For each one,indicate what specific aspect of working memory is primarily being tested.

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Automatic processes:

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George Sperling's (1960)experiments on visual sensory memory demonstrated that:

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In people with schizophrenia,the dorsolateral prefrontal cortex is _______ and the ventrolateral prefrontal cortex is _______.

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Which memory system stores brief sensations of what you have just perceived?

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Which of the following is likely to be the MOST difficult following damage to the dorsolateral prefrontal cortex?

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Suppose you are performing a 2-back task where the target is the number 9.What number would you have to report if you are presented with the sequence 2 8 5 4 7 9 1 6 3?

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Jackie is trying to balance her checkbook while at the same time helping her son with his homework.She works on her checkbook when she can,while also watching for signals that her son has finished a particular assignment;then she can stop working on her checkbook for a moment and help her son.The task her central executive is MOST concerned with in this example is:

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Explain how a dual-task paradigm (such as the one used by Brooks)can demonstrate the existence of separate memory buffers.

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Which of the following is an example of a task that would activate the dorsolateral prefrontal cortex?

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In what way does the involvement of the prefrontal cortex during delays differ from the involvement of sensory and motor cortices?

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When you consciously try to remember a fact or event for later retrieval,you are storing the information:

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Disruption of performance on domain-specific motor learning tasks is seen with damage to the _____ regions of the frontal lobes.

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In Brooks's task involving visualizing a block letter F,it was reasoned that:

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Which memory system maintains information temporarily using active rehearsal?

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Which working-memory process occurs in the right ventrolateral prefrontal cortex?

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In Baddeley's working memory model,which system monitors and manipulates the working-memory buffers?

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Deficits in working memory in people with schizophrenia may be caused by ________ in the prefrontal cortex.

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What does the word-length effect demonstrate about working memory?

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Suppose your roommate asks you to pick up five items at the grocery store,but you have no place to write the items down.You keep repeating the items over and over in your mind until you can get a pencil and piece of paper to write them down.In this example,you would be relying primarily on your:

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