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Working memory system is responsible for short-term storage and on-line manipulation of information necessary for higher cognitive functions. This conception of working memory assumes that it involves processes that monitor and maintain incoming information, as well as processes that update this information. Several studies have attributed these processes to the dorsolateral prefrontal cortex. However,...
The aim of the study was identification of the functional anatomy of the cerebral regions, whose activity correlates with increasing working memory load, irrespective of the stimulus type. To address this problem, the authors used a version of the n-back task with two levels of difficulty (2-back and 3-back) and two types of memory stimuli: letters and colorful abstract patterns. Brain activity was...
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