Brain imaging studies of the Big Five personality traits have found that _____ is associated with larger brain tissue volume in the medial or bitofrontal cortex, a brain region that is associated with sensitivity to rewarding stimuli.

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Brain imaging studies have found that extraversion is associated with larger brain tissue volume in the medial or bitofrontal cortex, a brain region that is associated with sensitivity to rewarding stimuli. This suggests that individuals who score high in extraversion may have a heightened sensitivity to rewards and may be more likely to engage in rewarding behaviors.

Brain Imaging Studies of the Big Five Personality Traits Have