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相关概念视频

Language and Cognition01:27

Language and Cognition

375
Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
375
Higher Mental Functions of the Brain: Language01:10

Higher Mental Functions of the Brain: Language

917
Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
917
Storage01:23

Storage

105
A schema is a mental framework that helps individuals organize and interpret information. Schemata, formed from previous experiences, influence how we process new information: how we encode it, the inferences we make, and how we retrieve it. For instance, a schema for what a typical classroom looks like might include desks, a teacher's desk, a whiteboard, and students in such an environment. This expectation helps us quickly understand and navigate new classrooms without needing to analyze...
105
Language01:16

Language

249
Language is a unique communication system that uses words and systematic rules to organize and transmit information. Unlike other forms of communication, which may involve postures, movements, odors, or vocalizations, language relies on symbols and grammar. This makes human communication distinct from that of other species, who also communicate but do not use language in the same way humans do.
Corballis and Suddendorf (2007) and Tomasello and Rakoczy (2003) highlight the role of language in...
249
Components of Language01:24

Components of Language

318
Language, whether spoken, signed, or written, consists of specific components: lexicon and grammar. The lexicon is the vocabulary of a language, comprising its words. Grammar is the set of rules used to convey meaning through the lexicon. For example, English grammar adds “-ed” to most verbs to indicate past tense. Words are formed by combining phonemes, which are the basic sound units of a language. Different languages have different sets of phonemes (e.g., “ah” vs.
318
Language Development01:22

Language Development

395
Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
395

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相关实验视频

Updated: Jul 20, 2025

Examining Online Syntactic Processing of Spoken Complex Sentences in Chinese Using Dual-Modal Interference Tasks
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处理人类语言中的结构依赖性的差异网络:语言能力与基于记忆的排序.

Keita Umejima1, Isso Nakamura2,3, Naoki Fukui4

  • 1Department of Basic Science, Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan.

Frontiers in psychology
|August 4, 2023
PubMed
概括

这项研究揭示了处理语言语法的独特大脑网络. 嵌套依赖关系涉及语法网络,而交叉依赖关系涉及大脑中的视觉空间排序区域.

关键词:
公司合并,合并.功能磁力共振成像 (fMRI) 是一种状的陀螺 (Fusiform Gyrus) 是一个复杂的结构.下面的前额回路 (inferior frontal gyrus) 是一个较低的前额回路.侧面前运动皮层订购订单是为了订购.语法 语法 语法 语法 语法 语法

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Lexical Decision Task for Studying Written Word Recognition in Adults with and without Dementia or Mild Cognitive Impairment
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相关实验视频

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科学领域:

  • 神经科学是一个神经科学.
  • 语言学的语言学.
  • 认知科学 认知科学

背景情况:

  • 人类语言生成依赖于合并操作,创建等级结构.
  • 融合通用性是理解语言依赖性的关键.
  • 从其他认知功能区分核心语言系统至关重要.

研究的目的:

  • 研究人类语言中可生成的 Merge 依赖关系的神经基础.
  • 为了区分大脑区域参与嵌套与交叉依赖之间的区别.
  • 探索侧向前运动皮质和角-角区域在语法处理中的作用.

主要方法:

  • 功能磁共振成像 (fMRI) 用于测量大脑活动.
  • 参与者执行了一个主体-先驱匹配任务,涉及嵌套和交叉依赖关系.
  • 分析了皮层反应,以对比不同类型的依赖性神经激活.

主要成果:

  • 嵌套依赖激活了与语法相关的网络,包括双边侧向前运动皮层 (LPMCs) 和下额头回旋.
  • 交叉依赖性显示在视觉空间处理区域的激活:左形/舌头/中尾回旋 (L. FG/LG/MOG).
  • 观察到双重分离,LPMC与计算搜索成本 (Σ操作) 相对应,L. FG/LG/MOG与订单负载相关.

结论:

  • 对于不同类型的语言依赖,单独的皮层网络被差别地使用.
  • LPMC与核心语法计算 (合并) 有关,而部和部区域则处理基于内存的排序.
  • 这些发现为人类语言处理的神经架构提供了洞察力.