大脑激活和海马体功能连接的模式支持中年妇女的口头记忆
bioRxiv : the preprint server for biology
|November 24, 2025
概括
中年绝经后的女性表现出明显的脑活动模式,支持口头记忆. 这些发现有助于理解认知变化,并确定女性的干预措施.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 妇女健康 妇女健康
背景情况:
- 口头记忆的下降可以发生在更年期期间,并持续到更年期后.
- 了解中年女性这些变化的神经基础至关重要.
研究的目的:
- 描述脑活动和海马功能连接,以支持绝经后妇女的口头记忆.
- 识别与口头记忆表现相关的神经模式.
主要方法:
- 171名认知正常的绝经后妇女在口头编码和识别任务中接受了fMRI.
- 进行了神经心理测试 (加利福尼亚州口头学习测试 (CVLT)).
- 分析了功能连接和区域大脑激活模式.
主要成果:
- 额前,中和小脑区域的更大激活与更好的CVLT性能相关.
- 在编码过程中,海马与前额功能连接与改善的口头记忆有关.
- 体和体激活,以及海马-体连接性,与文字识别准确性有关.
结论:
- 特定的大脑活动和连接模式支持中年绝经后妇女的口头记忆.
- 这些发现为了解更年期对认知的影响提供了基础.
- 确定的神经点可能会为维持女性记忆功能提供信息.
更多相关视频
相关概念视频
Role of Hippocampus in Memory
1.4K
The hippocampus, a critical brain structure, plays an essential role in memory processing, particularly in the formation and retrieval of memory. This small, seahorse-shaped region is located within the medial temporal lobe, with one hippocampus in each brain hemisphere. Experimental studies involving lesions in the hippocampi of rats have demonstrated significant impairments in tasks such as object recognition and maze navigation, indicating the hippocampus involvement in both recognition and...
1.4K
Cognitive Development During Adulthood
752
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,...
752


