Sentences with phrase «human amygdala activation»

Human amygdala activation during conditioned fear acquisition and extinction: A mixed - trial fMRI study

Not exact matches

Although brain - imaging studies of human participants watching funny cartoons or listening to jokes reveal the activation of evolutionarily ancient structures such as the amygdala and nucleus accumbens, more recently evolved, «higher - order» structures are also activated, including distributed regions of the frontal cortex.

Adults who had been categorized as behaviorally inhibited at the age of 2 years exhibited a higher amygdala activation in response to unknown vs familiar faces16 compared with adults who were uninhibited as children, consistent with the notion that novel or ambiguous environmental stimuli of potential biological relevance activate the amygdala.17 Turning to genes that can influence the neurobiological bases of the processing of emotions, 2 common alleles, the short (S) and the long (L), in a variable repeat sequence of the serotonin transporter (5 - HTT) promoter polymorphism (5 - HTTLPR) on human chromosome 17q11 have been differently associated with greater amygdala activity in response to angry or fearful faces18 in healthy adults.

Citation: Vrtička P, Andersson F, Grandjean D, Sander D, Vuilleumier P (2008) Individual Attachment Style Modulates Human Amygdala and Striatum Activation during Social Appraisal.

Individual attachment style modulates human amygdala and striatum activation during social appraisal.