Sociocultural Devolution - Mental Health Connection

www.ChildTrauma.org 12/19/08Stimulation of “Reward” Neural Systems in theHuman Brain: Human InteractionsStimulation of “Reward” Neural Systems in theHuman Brain: Decreasing DistressPositiveHumanInteractionMesolimbicDopaminergicand relatedsystemsNADASensation ofpleasure andsafetyRelease ofhormonesand “calmer”regulation ofstressresponseneuralsystemsPositiveHumanInteractionMesolimbicDopaminergicand relatedsystemsNADASensation ofpleasure andsafetyRelease ofhormonesand “calmer”regulation ofstressresponseneuralsystemsBruce D Perry, MD, PhD © 2005DecreasephysiologicaldistressBruce D Perry, MD, PhD © 2005Stimulation of “Reward” Neural Systems inthe Human Brain: Substances of AbuseStimulation of “Reward” Neural Systems inthe Human Brain: FoodDrugs of Abusecocaine, opiates, stimulantsSensation ofpleasure andsafetySweet,salty,fattyfoodsDrugs of Abusecocaine, opiates, stimulantsSensation ofpleasure andsafetyPositiveHumanInteractionNADARelease ofhormonesand “calmer”regulation ofstressresponseneuralsystemsPositiveHumanInteractionNADARelease ofhormonesand “calmer”regulation ofstressresponseneuralsystemsEtOHDecreasephysiologicaldistressEtOHDecreasephysiologicaldistressBruce D Perry, MD, PhD © 2005Bruce D Perry, MD, PhD © 2005The Power of Negative Input24• The human mind pays more attention to negativecomments than to positive• This bias is related to the brain’s primary tasksrelated to survival• In general negative comments are three to fivetimes more “powerful” than positive• Caregiving with low ratio results in more negativecomments due to the need to be reactive andprotective18 6www.ChildTrauma.orgBruce D Perry, MD, PhD © 2005www.ChildTrauma.org12Bruce D Perry, MD, PhD © 2005All Rights Reserved @ B. D. Perry 2008 5