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2篇 您的检索式:作者名="Brandon L.Alderman"
    题名 作者 年代 出处 被引量
1急性有氧运动对运动反应抑制的作用:一项运用停止信号任务的ERP研究(英文)显示文摘目的:用行为学和电生理学方法确定急性运动对运动反应抑制的作用。方法:让21名大学生进行30 min中等强度运动,对照组进行30 min阅读,然后进行停止信号任务测试,记录P3和N1事件相关电位(event-related potential,ERP)成分。结果:与对照组相比,急性运动组停止信号反应时间(stop signal response time,SSRT)较短,但响应时间(go response time,Go RT)未改变。在ERP数据测量中,急性运动可加大P3的振幅并延长其潜伏期,但对N1成分没有影响。结论:急性运动对认知功能的促进作用具有选择性,会影响执行功能的运动反应抑制。此外,急性运动主要影响运动反应抑制信息处理阶段后期,这有可能增加注意力资源分配,从而能成功产生停止响应以实现运动反应抑制的能力。Chien-Heng Chu Brandon L.Alderman Gao-Xia Wei Yu-Kai Chang 2015Journal of Sport and Health Science2015,4,1:2
2Look into my eyes:What can eye-based measures tell us about the relationship between physical activity and cognitive performance?显示文摘Background:There is a growing interest to understand the neurobiological mechanisms that drive the positive associations of physical activity and fitness with measures of cognitive performance.To better understand those mechanisms,several studies have employed eye-based measures(e.g., eye movement measures such as saccades,pupillary measures such as pupil dilation,and vascular measures such as retinal vessel diameter)deemed to be proxies for specific neurobiological mechanisms.However,there is currently no systematic review providing a comprehensive overview of these studies in the field of exercise-cognition science.Thus,this review aimed to address that gap in the literature.Methods:To identify eligible studies,we searched 5 electronic databases on October 23,2022.Two researchers independently extracted data and assessed the risk of bias using a modified version of the Tool for the assEssment of Study qualiTy and reporting in EXercise(TESTEX scale,for interventional studies) and the critical appraisal tool from the Joanna Briggs Institute(for cross-sectional studies).Results:Our systematic review(n=35 studies) offers the following main findings:(a) there is insufficient evidence available to draw solid conclusions concerning gaze-fixation-based measures;(b) the evidence that pupillometric measures,which are a proxy for the noradrenergic system,can explain the positive effect of acute exercise and cardiorespiratory fitness on cognitive performance is mixed;(c) physical training-or fitness-related changes of the cerebrovascular system(operationalized via changes in retinal vasculature) are,in general,positively associated with cognitive performance improvements;(d) acute and chronic physical exercises show a positive effect based on an oculomotor-based measure function(operationalized via antisaccade tasks);and(e) the positive association between cardiorespiratory fitness and cognitive performance is partly mediated by the dopaminergic system(operationalized via spontaneous eye-blink rate).Conclusion:This systematic review offers confirmation that eye-based measures can provide valuable insigt into the neurobiological mechanisms that may drive positive associations between physical activity and fitness and measures of cognitive performance.However,due to the limited number of studies utilizing specific methods for obtaining eye-based measures(e.g.,pupillometry,retinal vessel analysis,spontaneous eye blink rate) or investigating a possible dose-response relationship,further research is necessary before more nuanced conclusions can be drawn.Given that eye-based measures are economical and non-invasive,we hope this review will foster the future application of eye-based measures in the field of exercise-cognition science.Liye Zou Fabian Herold Sebastian Ludyga Keita Kamijo Notger G.Muller Matthew B.Pontifex Matthew Heath Ryuta Kuwamizu Hideaki Soya Charles H.Hillman Soichi Ando Brandon L.Alderman Boris Cheval Arthur F.Kramer 2023Journal of Sport and Health Science2023,12,5:0
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