Increased functional magnetic resonance imaging activity during nonconscious perception in the attentional blink.

@article{citeulike:1236275, abstract = {Presenting two targets for identification within a few hundred milliseconds reliably yields reduced performance on the second relative to the first. This attentional blink phenomenon has been extensively studied behaviourally but, until recently, has eluded direct investigation by functional magnetic resonance imaging. The few published imaging studies agree that the attentional blink recruits a fronto-temporo-parietal 'attentional' network. What remains controversial is the specific role played by the 'object processing' ventro-occipital regions of the brain. Two studies used different tasks and stimulus onset asynchronies leaving the cause for this divergence unknown. The present study resolves this discrepancy by examining the different methodologies. Our results suggest that task difficulty and masking must be factored in to any conclusions drawn about the brain activity during the attentional blink paradigm.}, address = {School of Psychology, University of Wales, Bangor, Gwynedd, UK. k.shapiro@bangor.ac.uk}, author = {Shapiro, K. L. and Johnston, S. J. and Vogels, W. and Zaman, A. and Roberts, N. }, citeulike-article-id = {1236275}, doi = {10.1097/WNR.0b013e32801299e2}, issn = {0959-4965}, journal = {Neuroreport}, keywords = {attentionalblink, fmri}, month = {March}, number = {4}, pages = {341--345}, posted-at = {2007-04-19 06:48:03}, priority = {2}, title = {Increased functional magnetic resonance imaging activity during nonconscious perception in the attentional blink.}, url = {http://dx.doi.org/10.1097/WNR.0b013e32801299e2}, volume = {18}, year = {2007} }

TY - JOUR ID - citeulike:1236275 L3 - citeulike-article-id:1236275 TI - Increased functional magnetic resonance imaging activity during nonconscious perception in the attentional blink. JF - Neuroreport VL - 18 IS - 4 SP - 341 EP - 345 AD - School of Psychology, University of Wales, Bangor, Gwynedd, UK. k.shapiro@bangor.ac.uk SN - 0959-4965 N2 - Presenting two targets for identification within a few hundred milliseconds reliably yields reduced performance on the second relative to the first. This attentional blink phenomenon has been extensively studied behaviourally but, until recently, has eluded direct investigation by functional magnetic resonance imaging. The few published imaging studies agree that the attentional blink recruits a fronto-temporo-parietal 'attentional' network. What remains controversial is the specific role played by the 'object processing' ventro-occipital regions of the brain. Two studies used different tasks and stimulus onset asynchronies leaving the cause for this divergence unknown. The present study resolves this discrepancy by examining the different methodologies. Our results suggest that task difficulty and masking must be factored in to any conclusions drawn about the brain activity during the attentional blink paradigm. KW - attentionalblink KW - fmri AU - Shapiro, KL AU - Johnston, SJ AU - Vogels, W AU - Zaman, A AU - Roberts, N PY - 2007/03/05/ UR - http://dx.doi.org/10.1097/WNR.0b013e32801299e2 ER -