V2EX neural activity

Neural Activity

释义 Definition

“Neural activity” 指神经活动:神经系统(尤其是神经元)在工作时产生并传递信息的过程,常表现为电信号(神经冲动/放电)化学信号(突触递质)的变化。在神经科学与心理学语境中,它常用来描述大脑或某个神经回路在某项任务、感觉或情绪状态下的“活动水平”。(也可更广义地指整个神经系统的功能活动。)

发音 Pronunciation (IPA)

/nrl ktvti/

例句 Examples

Neural activity increases when you pay attention.
当你集中注意力时,神经活动会增强。

Researchers measured neural activity in the visual cortex to understand how the brain processes moving images.
研究人员测量了视觉皮层的神经活动,以理解大脑如何处理运动图像。

词源 Etymology

Neural 来自 neuron(神经元)相关的词根,源于希腊语 neron(“神经、筋腱”)。Activity 来自拉丁语 activus(“主动的、在行动中的”)。合起来,“neural activity” 字面意思就是“神经系统的活动”,在现代科学语境中逐渐固定为描述神经信号变化与信息处理的常用术语。

相关词 Related Words

文学与著作 Literary Works

  • Principles of Neural Science(Eric R. Kandel 等):在解释感觉、运动与学习机制时频繁讨论 neural activity
  • The Man Who Mistook His Wife for a Hat(Oliver Sacks):在描述神经心理病例与大脑功能时常涉及与“神经活动”相关的表述与概念。
  • Behave: The Biology of Humans at Our Best and Worst(Robert M. Sapolsky):讨论行为与大脑过程时会用到关于 neural activity 的说法。
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