Recent studies in cognitive psychology have challenged the traditional view that multitasking enhances productivity. Researchers such as Ophir and colleagues (2009) found that individuals who frequently engage in multiple media streams simultaneously perform worse on tasks requiring focused attention and memory retention. This phenomenon, termed 'media multitasking,' appears to impair the brain's ability to filter irrelevant information, leading to increased cognitive load and reduced efficiency. Furthermore, neural imaging studies suggest that chronic multitaskers exhibit altered activity in the prefrontal cortex, a region associated with executive control. While some argue that multitasking is a necessary skill in modern workplaces, empirical evidence indicates that task-switching incurs a 'switching cost,' resulting in slower performance and more errors. Consequently, experts recommend 'single-tasking' as a more effective strategy for complex problem-solving, advocating for structured intervals of deep work without digital interruptions.
❓ 该段落中提到的研究主要发现是什么?
A. A) 在大多数工作场所环境中,多任务处理能提高生产力。
B. B) 频繁的媒体多任务处理与较差的注意力和记忆力表现有关。
C. C) 前额叶皮层不受长期多任务处理的影响。
D. D) 任务切换对速度或准确性没有可测量的影响。
✅ 正确答案
B) Frequent media multitasking is linked to poorer attention and memory performance.