V2EX fmri

FMRI

Definition / 释义

fMRIfunctional magnetic resonance imaging 的缩写,中文常译为功能性磁共振成像:一种利用磁共振信号变化来间接反映大脑活动的脑成像技术,常用于研究某种任务或刺激下哪些脑区更活跃。(也常写作 fMRI

Pronunciation (IPA) / 发音(IPA)

/f m r a/

Examples / 例句

The researcher used fMRI to study memory.
研究人员用功能性磁共振成像来研究记忆。

Using fMRI, scientists compared how different brain regions respond when people read emotional stories versus neutral texts.
科学家借助功能性磁共振成像,比较人们阅读情感故事与中性文本时不同脑区的反应差异。

Etymology / 词源

fMRI 属于首字母缩略词:由 functional(功能的)+ magnetic resonance imaging(磁共振成像,MRI)组成。它在 20 世纪末随着神经科学与医学影像的发展而普及,强调与传统 MRI(更多用于结构成像)不同,fMRI 更关注功能活动(通常与血氧水平变化相关)。

Related Words / 相关词

Notable Works / 文学与著作例证

  • Incognito: The Secret Lives of the Brain(David Eagleman)以通俗方式讨论包括 fMRI 在内的脑科学研究方法
  • The Brain That Changes Itself(Norman Doidge)涉及现代神经科学与成像技术的应用背景(常提及 fMRI 研究)
  • Principles of Neural Science(Eric R. Kandel 等)经典神经科学教材,涵盖 fMRI 等神经影像学方法
  • Cognitive Neuroscience: The Biology of the Mind(Michael Gazzaniga 等)认知神经科学教材中常用 fMRI 研究案例讲解认知功能
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