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Why the brain has to choose between math and memory

Sep 6, 2012 by

Why does the brain have to choose between math and memory? The Posterior Medial Cortex (PMC) is very active in “introspective processes,” such as daydreaming or remembering what you had for breakfast. But when you pay attention to the outside world (“How tall is that man?”) its activity decreases. You can’t do both (increase and decrease activity) at once.

http://www.medicalnewstoday.com/releases/249823.php