Browsing Háskólinn í Reykjavík by Author "Dymond, Simon"

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Generalization of socially transmitted and instructed avoidance

Cameron, Gemma; Schlund, Michael W.; Dymond, Simon (Frontiers Media SA, 2015-06-18)

Excessive avoidance behavior, in which an instrumental action prevents an upcoming aversive event, is a defining feature of anxiety disorders. Left unchecked, both fear and avoidance of potentially threatening stimuli may generalize to perceptually ...
Not so bad: avoidance and aversive discounting modulate threat appraisal in anterior cingulate and medial prefrontal cortex

Schlund, Michael W.; Brewer, Adam T.; Richman, David M.; Magee, Sandy K.; Dymond, Simon (Frontiers Media SA, 2015-06-10)

The dorsal anterior cingulate (adACC) and dorsal medial prefrontal cortex (dmPFC) play a central role in the discrimination and appraisal of threatening stimuli. Yet, little is known about what specific features of threatening situations recruit these ...

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