我們很高興地宣布 Katja Kornysheva 博士將在 GIMBC 上發表演講。她的研究重點是動態運動序列學習和控制,特別是海馬體 (https://sites.google.com/site/kkornysheva/publications?authuser=0)。她目前在伯明翰大學人類大腦健康中心(CHBH)工作,並將在台灣認知神經科學學會年會上發表同一系列的演講。如果您對她的研究感興趣,請不要錯過本次難得的機會。
時間: 2025年1月7日 上午10:30
地點: 雙和校區生醫大樓7樓 9702教室
演講題目: The dynamics of motor sequence control: from planning to execution
講者:Dr. Katja Kornysheva
摘要: Motor sequence control is fundamental to skilled behavior, yet its underlying mechanisms remain elusive. Traditionally, research has relied on invasive animal models and indirect human measures. We present a novel approach utilizing non-invasive neuroimaging (MEG/EEG, fMRI) and electromyography to directly examine the neural and muscular correlates of motor sequence planning and execution. Employing a delayed sequence production task, we investigated the temporal evolution of sequence representation and its transformation into motor commands. Our findings challenge the notion of serial sequence planning, instead proposing a parallel processing model.
Furthermore, we demonstrate a dynamic interplay between high-level and low-level representations, suggesting a flexible control mechanism that facilitates adaptation to changing task demands. These results offer new insights into the hierarchical organization of motor control and have implications for understanding and treating movement disorders.
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