Відмінності між версіями «Ically characterized distinct attentional systems and their effects on perception; (two) single-unit»

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Ically characterized distinct attentional systems and their T) yields about 2400 articles dealing with visual focus?2011 Elsevier Ltd. All effects on perception; (2) single-unit neurophysiological research in monkeys has yielded a Sources. I'll focus on psychophysical studies of visual focus and precise estimate of regional activity, and has enabled researchers to study how and at what processing stage title= s12917-016-0794-5 interest modulates neuronal responses (see Appendix A); (3) neuroimaging research, e.g., functional magnetic resonance imaging (fMRI), event-related potentials (ERPs), steady-state visual evoked potentials (SSVEP), and magnetoencephalography (MEG) have allowed the study in the human brain while it is engaged in consideration tasks (see Appendix A); (four) advances in eyetracking technology within the final 20 years have enabled high-resolution imaging of eye movements during tasks involving perception and focus; and (5) computational modeling has taken into account psychophysical findings and neurophysiological constraints andNIH-PA Author Manuscript NIH-PA Author Manuscript NIH-PA Author ManuscriptVision Res. Author manuscript; readily available in PMC 2012 July 05.CarrascoPageimplemented plausible brain mechanisms and architectures underlying consideration effects on perception.NIH-PA Author Manuscript NIH-PA Author Manuscript NIH-PA Author ManuscriptFurthermore, title= fmicb.2016.01271 neurophysiological studies have yielded insights into the global structure of your neural networks employed in selective info processing, and have enabled the identification of cortical and subcortical brain areas involved in focus. Neuroimaging data have revealed 3 networks connected to diverse title= s12967-016-1023-5 elements of consideration: alerting, orienting, and executive control (Posner Petersen, 1990). Alerting is defined as preserving a state of higher sensitivity to incoming stimuli, and is linked with the frontal and parietal regions of your proper hemisphere (Marrocco Davidson, 1998). Orienting could be the selection of data from sensory input, and it is actually linked with posterior brain places including the superior parietal lobe (associated towards the lateral intraparietal region in monkeys), the temporal parietal junction as well as the frontal eye fields (Corbetta, Kincade, Ollinger, McAvoy, Shulman, 2000; Posner, 1980). Lastly, executive control is defined as involving the mechanisms for resolving conflict among possible responses. It activates the anterior cingulate along with the lateral prefrontal cortex (Botvinick, Braver, Barch, Carter, Cohen, 2001; Bush, Luu, Posner, 2000).1 This consideration network impacts visual processing, which can be 1 in the most efficient methods to boost the stimulus representation for the purpose of choice. Generally, the influence of attention increases along the hierarchy from the cortical visual places, resulting in a neural representation from the visual globe impacted by behavioral relevance of the details, at the expense of an precise and total description of it (e.g., Treue, 2001). Realizing that behavioral relevance modulates neural representation led to a reconceptualization of regions that had been thought of to be `purely sensory'. For instance, four important fMRI studies of focus published in 1999, showed that spatial attention impact main visual cortex, V1 (Brefczynski DeYoe, 1999; Gandhi, Heeger, Boynton, 1999; Kastner, Pinsk, De Weerd, Desimone, Ungerleider, 1999), which, till then, had been regarded a purely sensory area. It really is probably that focus effects in V1 reflect feedback activity originating in larger level extrastriate regions (for a assessment see Hopf, Heinze, Schoenfeld, Hillyar.Ically characterized distinct attentional systems and their effects on perception; (two) single-unit neurophysiological research in monkeys has yielded a precise estimate of neighborhood activity, and has enabled researchers to study how and at what processing stage title= s12917-016-0794-5 interest modulates neuronal responses (see Appendix A); (3) neuroimaging studies, e.g., functional magnetic resonance imaging (fMRI), event-related potentials (ERPs), steady-state visual evoked potentials (SSVEP), and magnetoencephalography (MEG) have permitted the study of the human brain whilst it's engaged in attention tasks (see Appendix A); (four) advances in eyetracking technologies inside the final 20 years have enabled high-resolution imaging of eye movements through tasks involving perception and interest; and (five) computational modeling has taken into account psychophysical findings and neurophysiological constraints andNIH-PA Author Manuscript NIH-PA Author Manuscript NIH-PA Author ManuscriptVision Res.