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相关概念视频

Language and Cognition01:27

Language and Cognition

681
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.
681
Higher Mental Functions of the Brain: Language01:10

Higher Mental Functions of the Brain: Language

3.3K
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...
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Lateralization01:28

Lateralization

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Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.
937
Components of Language01:24

Components of Language

715
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.
715
Cerebral Hemispheres01:05

Cerebral Hemispheres

1.9K
The human brain, a complex organ, is functionally divided into two cerebral hemispheres—left and right. These hemispheres are interconnected by a structure of paramount importance, the corpus callosum. This substantial bundle of neural fibers is not just a bridge between the hemispheres but a crucial element for the brain's comprehensive functioning. It enables efficient communication between the two hemispheres, allowing each side of the brain to control and receive sensory and motor...
1.9K
Language Development01:22

Language Development

801
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...
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Updated: Jan 7, 2026

Examining Bilingual Language Control Using the Stroop Task
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从口音障碍的演讲任务中得到的综合双语语言系统的证据.

Xuanyi Jessica Chen, Manuel J Marte, Swathi Kiran

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    概括
    此摘要是机器生成的。

    双语失语患者在两种语言中表现出类似的语言障碍,这表明一个集成的神经系统. 自然主义任务揭示了平行分解模式,而不是不同的,由语言主导度调节.

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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.
    • 心理语言学 心理语言学
    • 语音和语言病理学 语言病理学

    背景情况:

    • 大脑中的双语语言表现受到辩论,有证据表明共享和独特的神经架构.
    • 双语失语研究报告了各种障碍模式,可能受语言主导,熟练程度和任务需求的影响.
    • 很少有研究使用自然主义的,基于话语的任务分析了多个层面的语言分解.

    研究的目的:

    • 在西班牙语-英语双语的失语患者中调查平行与可分离的障碍模式.
    • 分析自然主义叙事制作,重点关注错误类型和代码交换.
    • 为了确定语言优势是否影响双语失语症的损伤模式.

    主要方法:

    • 十三名双语失言症患者用西班牙语和英语进行了故事重述.
    • 语音样本被转录并编码为语音,形态,语法和语义错误.
    • 识别和分类代码切换;分析包括通用线性建模和无监督集群.

    主要成果:

    • 错误结构和分布在两种语言中都非常相似,尽管非主导语言的错误更多.
    • 无监督的聚类揭示了跨语言的并行障碍,并未按主导地位分组.
    • 代码切换主要是从非主导语言到主导语言发生的.

    结论:

    • 结果支持一个综合的双语语言系统跨多个语言水平,由语言主导调节.
    • 自然主义话语任务为双语语言的分解提供了更丰富的见解.
    • 结果可以为理论模型和双语失语症的临床管理提供信息.