相关实验视频
Updated: Jun 28, 2025

09:09
Dissecting the Non-human Primate Brain in Stereotaxic Space
Published on: July 16, 2009
10.1K
为什么人类超越了所有其他灵长类动物? 我们的大脑是如此不同吗? 第二部分第二部分
1Universidade de São Paulo, Faculdade de Medicina, São Paulo SP, Brazil.
Dementia & neuropsychologia
|April 17, 2024
概括
智人独特地发展了语言,这可能是由于前额叶皮层 (PFC) 的扩大. 这个大脑区域的大脑区域.
科学领域:
- 神经科学是一个神经科学.
- 进化人类学 进化人类学
- 语言学的语言学.
背景情况:
- 人类智人 (Homo sapiens) 语言的演变是一个复杂的话题.
- 了解人类语言的生物学基础至关重要.
研究的目的:
- 探索人类独特语言发展背后的原因.
- 检查前额叶皮层 (PFC) 在语言进化中的作用.
主要方法:
- 从临床神经病学家的角度审查当前的科学意见.
- 专注于与语言有关的大脑的解剖学和功能变化.
主要成果:
- 前额叶皮层 (PFC) 及其网络的扩张是语言发育的可能驱动因素.
- 关键的认知功能如抽象,推理,工作记忆和执行功能,所有这些都与PFC相关,对于语言是必要的.
- 语言的发展对这些认知功能有着显著的相互影响.
- 文化,以学习阅读为例,诱导了解剖学和生理学大脑的修改.
结论:
- 在Homo sapiens中扩大的前额叶皮层 (PFC) 提供了语言的基础.
- 语言和文化具有动态的相互作用,塑造大脑的结构和功能.
- 对语言的神经生物学及其进化轨迹的进一步研究是有必要的.
相关概念视频
Organization of the Brain
777
The brain is an integral component of the nervous system and serves as the center for processing sensory inputs, making decisions, and directing bodily actions. This complex organ is organized into three primary sections: the hindbrain, midbrain, and forebrain, each responsible for a range of vital functions.
Hindbrain
The hindbrain, located at the base of the brain, plays a vital role in regulating automatic processes that sustain life. It includes the medulla oblongata, which is essential for...
Hindbrain
The hindbrain, located at the base of the brain, plays a vital role in regulating automatic processes that sustain life. It includes the medulla oblongata, which is essential for...
777
Cerebral Hemispheres
328
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...
328
Lobes of the Cerebrum
638
The cerebral cortex, a critical structure of the brain, is intricately divided into two hemispheres, each consisting of four distinct lobes: occipital, temporal, frontal, and parietal. These lobes function cooperatively to regulate various cognitive and sensory functions, forming the basis of our complex neural capabilities.
Frontal lobe
The frontal lobes, located behind the forehead, are the command center of our brain, controlling personality, intelligence, and voluntary muscle movements....
Frontal lobe
The frontal lobes, located behind the forehead, are the command center of our brain, controlling personality, intelligence, and voluntary muscle movements....
638
Cerebrum: Anatomical Overview I
1.8K
The main and largest component of the human brain is the cerebrum. The cerebrum consists of two main parts: the cerebral cortex, an outer layer with wrinkles or folds known as gyri and shallow grooves called sulci, and a deeper region beneath it. The cerebrum divides into two distinct hemispheres and contains five different lobes: the frontal, parietal, temporal, occipital, and insula. The central sulcus separates the frontal and parietal lobes and two functionally important gyri — the...
1.8K
Lateralization
329
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.
329
Anatomy of the Brain: Major Regions
4.5K
The brain is the most complex organ in the human body. It consists of four main parts: the cerebrum, diencephalon, cerebellum, and brainstem.
The cerebrum is the largest section of the brain and divides into left and right hemispheres, separated by a deep fissure. The cerebral outer layer of grey matter — the cerebral cortex — comprises elevations called gyri and shallow groves called sulci. The inner portion of white matter includes long nerve fibers known as axons, which connect...
The cerebrum is the largest section of the brain and divides into left and right hemispheres, separated by a deep fissure. The cerebral outer layer of grey matter — the cerebral cortex — comprises elevations called gyri and shallow groves called sulci. The inner portion of white matter includes long nerve fibers known as axons, which connect...
4.5K

