从幼儿时期到成年期,背条体内功能连接的发展
Eun Jung Choi1, Marlee M Vandewouw2, Kathrina de Villa2
1Neurosciences & Mental Health, Hospital for Sick Children, Toronto, Ontario, Canada.
Developmental cognitive neuroscience
|May 29, 2023
概括
背脊条状网络的早期发展,支持运动和感觉功能. 青少年大脑发育显示出独特的连接模式,影响认知表现和冒险行为.
科学领域:
- 神经科学是一个神经科学.
- 发育神经科学的发展神经科学.
- 认知神经科学 认知神经科学
背景情况:
- 背上条纹体 (尾骨和骨) 对于运动和认知功能至关重要.
- 它的发展涉及整个生命周期与皮质区域的连接.
- 这个网络中的发育变化,特别是从童年到成年,研究不足.
研究的目的:
- 为了研究背条状网络的发育轨迹.
- 检查从童年到成年时代的与年龄相关的连接性变化.
- 了解网络成熟如何与青少年行为有关.
主要方法:
- 分析了一大群 (n=476) 年龄在3-42岁之间的健康个体.
- 分类成三个年龄组:儿童,青少年和成年人.
- 检查背上条纹体和皮质区域内的功能连接.
主要成果:
- 条形状和感觉运动连接的早期建立,持续到青春期.
- 随着年龄的增长,感觉运动连接性下降,与行为自动化相关.
- 在青春期出现脊侧前额叶皮层连接,在成年期出现脊中前额叶/后脑连接.
结论:
- 背带状连接逐渐成熟,在不同的生命阶段出现不同的模式.
- 青少年的连接模式可能是增强认知和增加冒险的基础.
- 网络之间的长期成熟影响了青少年的行为和认知发展.
更多相关视频
相关概念视频
Functional Brain Systems: Reticular Formation
2.1K
The reticular formation is a complex network of gray and white matter located within the brainstem extending from the medulla to the midbrain.
Within the reticular formation, there are several distinct nuclei that can be classified into three broad categories. The Raphe nuclei are located along the midline of the brainstem. They are primarily known for their role in synthesizing and releasing serotonin, a neurotransmitter involved in regulating mood, appetite, sleep, and circadian rhythms. The...
Within the reticular formation, there are several distinct nuclei that can be classified into three broad categories. The Raphe nuclei are located along the midline of the brainstem. They are primarily known for their role in synthesizing and releasing serotonin, a neurotransmitter involved in regulating mood, appetite, sleep, and circadian rhythms. The...
2.1K
Functional Brain Systems: Limbic System
3.1K
The limbic system, often called the "emotional brain," is a complex set of structures located deep within the brain. The intricate network of the limbic system supports a wide range of psychological functions, from emotional regulation to memory formation and sensory processing. This functional brain region encompasses specific parts of the diencephalon and the cerebrum, integrating the higher mental functions of the cerebral cortex with the primitive emotional responses of the deep brain...
3.1K
Cognitive Development During Adulthood
166
Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
166


