眼睛的运动揭示了年龄差异,即兴奋如何调节突出优先级,而不是注意力处理速度
Andy Jeesu Kim1, Kristine Nguyen1, Mara Mather1
1University of Southern California, School of Gerontology.
bioRxiv : the preprint server for biology
|May 20, 2024
概括
在老年人中,兴奋不会改变注意力优先级. 这项研究探讨了与年龄相关的注意力和兴奋的差异,发现兴奋对瞳孔大小有影响,但对老年人的注意力控制没有影响.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 老年学是一门学科.
背景情况:
- 兴奋偏差竞争理论表明,兴奋增强了对突出的刺激的注意力.
- 老年人通常与年轻人相比,对兴奋的注意力反应不同.
- 与年龄相关的注意力的兴奋调节差异背后的神经机制尚未完全理解.
结论:
- 研究结果表明,与年龄相关的差异,在位点coeruleus-noradrenaline系统和注意力/眼运动网络之间的相互作用.
- 兴奋对选择性注意力的影响在年轻人和老年人之间有很大差异.
- - 诺亚上腺素系统可能在调节注意力和眼睛运动方面发挥着独特的作用.
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