An imbalance between the left and right sides of the prefrontal cortex and abnormal growth of the corpus callosum seem to underlie _____.

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The prefrontal cortex is involved in executive functions such as decision-making, impulse control, and attention. Imbalance between the left and right sides of this area has been observed in individuals with ADHD. The corpus callosum is a bundle of nerve fibers that connects the two hemispheres of the brain, so abnormal growth in this area might affect communication between the two sides, which could contribute to the symptoms of ADHD.

An Imbalance Between the Left and Right Sides of the Prefrontal