Conscious processing of auditory regularities induces a pupil dilation.
Scientific Reports October 4, 2018 Marion Quirins, Clémence Marois, Melanie Valente et al.
Pupil dilation has been reliably identified as a physiological marker of consciously reportable mental effort. This classical finding raises the question of whether or not pupil dilation could be a specific somatic signature of conscious processing. In order to explore this possibility, we engaged healthy volunteers in the 'local global' auditory paradigm we previously designed to disentangle...