健康衰老中的场景构建 - - 探索任务复杂性与眼运动行为之间的相互作用.
Federica Conti1, Sarah Carnemolla1, Olivier Piguet1
1The University of Sydney, Brain and Mind Centre, Sydney, New South Wales, Australia; The University of Sydney, School of Psychology, Sydney, New South Wales, Australia.
Brain and cognition
|April 30, 2024
概括
年长的成年人在心理场景构建过程中表现出明显的眼动模式,固定和跳动增加,并且在任务复杂度增加时,眼动的独特减少. 这表明视觉注意力和工作记忆的年龄相关差异.
科学领域:
- 认知神经科学 认知神经科学
- 老年学是一门学科.
- 眼科医生 眼科 眼科
背景情况:
- 情节性记忆,心理图像和眼运动行为是密切相关的.
- 了解眼睛运动如何支持心理图像以及如何随着年龄的增长而发生变化至关重要.
研究的目的:
- 在场景构建过程中调查眼运动特征的与年龄相关的变化.
- 探索任务复杂性对这些与年龄相关的过程的影响.
主要方法:
- 招募了年轻和认知健康的老年人进行指导场景构建任务.
- 通过改变顺序集成元素的数量来操纵场景的复杂性.
- 记录了眼睛的运动,并收集了现象学经验的主观评分.
主要成果:
- 年长的成年人报告了更生动和空间集成的结构.
- 年长的成年人比年轻的成年人产生了更多的固定和跳动,特别是在对照试验中.
- 在年轻人中,眼运动行为随着任务复杂性的变化而变化,但在老年人中,第二次刺激引入后,眼睛的运动减少了.
结论:
- 在复杂的心理图像任务中,年龄会影响眼运动控制.
- 老年人可能会表现出改变的注意力策略或眼动行为的补偿机制.
- 需要进一步的研究来确定在老年人中观察到的眼运动转移是否对任务执行具有补偿功能.
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