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Tactile spatial attention modulates alpha-mu & beta band activity in pre-frontal & somatosensory cortex

Weigand, Maximilian (2022) Tactile spatial attention modulates alpha-mu & beta band activity in pre-frontal & somatosensory cortex.

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Abstract:The goal of the present study was to investigate whether there is a difference in functional connectivity between the prefrontal- and primary somatosensory cortex whilst tactile spatial attention is held (sustained) compared to when being interrupted (transient). This was done in order to see whether there is a difference in terms of how strongly the aforementioned brain regions are coupled, indicating a possible advantage of held attention over interrupted attention. Using a pre-recorded dataset, a sensor level-connectivity analysis was conducted within the alpha-mu (8-13Hz) and beta (14-30Hz) to determine possible differences between both conditions in terms of connectivity strength of aforementioned, a-priori chosen cortical regions. Results suggest no clear difference between the two conditions as well as no clear difference in terms of measured activity contralateral vs. ipsilateral to the attended side. Considering previous research on this topic, it was suggested that design issues of the present study might have blurred the effects.
Item Type:Essay (Master)
Faculty:BMS: Behavioural, Management and Social Sciences
Subject:77 psychology
Programme:Psychology MSc (66604)
Link to this item:https://purl.utwente.nl/essays/93432
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