The impact of traumatic stress on Pavlovian biases

• Published in: Psychological medicine Vol. 48; no. 2; pp. 327 - 336
• Main Authors: Ousdal, O. T., Huys, Q. J., Milde, A. M., Craven, A. R., Ersland, L., Endestad, T., Melinder, A., Hugdahl, K., Dolan, R. J.
• Format: Journal Article
• Language: English
• Published: Cambridge, UK Cambridge University Press 01.01.2018
• Subjects: Behavior disorders; Bias; Brain research; Cognition; Cognitive ability; Cortex; Cortex (cingulate); Decision making; Glutamatergic transmission; Glutamine; Hospitals; Influence; Instrumental learning; Learning; Medical research; Mental health; Neurochemistry; Neurosciences; Original Articles; Prefrontal cortex; Psychiatry; Reinforcement; Research subjects; Spectrum analysis; Stress; Survivor; Susceptibility; Trauma; Traumatic stress; University colleges; Valuation; Decision-making; PTSD; stress; Pavlovian; instrumental; glutamate

Disturbances in Pavlovian valuation systems are reported to follow traumatic stress exposure. However, motivated decisions are also guided by instrumental mechanisms, but to date the effect of traumatic stress on these instrumental systems remain poorly investigated. Here, we examine whether a singl...