前带带皮质在睡眠调节中的机制
Shangtao Zhou1,2, Chengxi Liu3,4, Wenjie Liu3,4
1Department of Anesthesiology, Second Affiliated Hospital of University of South China, Hengyang Hunan 421000. 1811214275@qq.com.
概括
睡眠障碍与前带带皮层 (ACC) 的变化有关. 研究表明,在失眠和抑郁症中,ACC结构和功能发生变化,影响睡眠质量和情绪调节.
科学领域:
- 神经科学是一个神经科学.
- 睡眠医学 睡眠医学
- 精神病学是一个精神病学.
背景情况:
- 睡眠障碍对身体和精神健康构成重大挑战.
- 前带带皮质 (ACC) 对于调节情绪,疼痛和自主功能至关重要,并在睡眠调节中发挥作用.
- ACC中的异常与各种神经和精神疾病有关.
研究的目的:
- 探索前带状皮质 (ACC) 在睡眠障碍病理生理学的作用.
- 调查ACC变化与初级失眠和严重抑郁症等疾病之间的关系.
- 了解ACC功能障碍如何导致睡眠质量受损和情绪失调.
主要方法:
- 对睡眠障碍和ACC功能现有文献的审查.
- 对神经成像研究的分析,研究了失眠和抑郁症患者的ACC结构和连接性.
- ACC变化的相关性与特定症状,如睡眠时间缩短,疼痛感知和无情感.
主要成果:
- 初级失眠与降低的氨酸水平和增加的ACC体积,以及改变的功能结构有关.
- ACC在疼痛感知和情绪调节中的作用与慢性疼痛和与疼痛相关的失眠有关.
- 在患有抑郁症和睡眠质量差的人群中,观察到ACC与其他大脑区域之间的功能连接得到了增强.
结论:
- 前带状皮质 (ACC) 是一个关键的神经基质,参与睡眠障碍的发展和表现.
- 包括结构和功能性改变在内的ACC功能障碍有助于失眠,抑郁和情绪处理受损的症状.
- 准ACC途径可能为管理睡眠障碍和相关心理健康状况提供潜在的治疗策略.
相关概念视频
01:11Understanding Sleep
214
Sleep, an essential biological state, involves significant reductions in physical activity, sensory awareness, and interaction with the environment. This complex physiological process is primarily regulated by specific brain regions, notably the hypothalamus and pons, which govern the sleep-wake cycle or circadian rhythm.
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
214
01:13Functional Brain Systems: Reticular Formation
1.5K
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...
1.5K
01:24Sleep-Wake Cycles
1.2K
Sleep is an essential physiological process vital to maintaining overall well-being. The reticular activating system (RAS), a network of neurons in the brainstem, regulates wakefulness and sleep. While it may seem passive, sleep consists of distinct cycles, each with its unique characteristics and functions. Two key sleep phases are non-rapid eye movement (NREM) and rapid eye movement (REM).
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
1.2K
01:30Diencephalon: Anatomical Regions
1.5K
The diencephalon, etymologically translated as 'through brain,' plays an integral role as the conduit between the cerebrum and the vast extent of the nervous system. However, the olfactory system is an exception, as it interfaces directly with the cerebrum. The diencephalon, deeply ensconced beneath the cerebrum, primarily consists of three paired structures — the thalamus, hypothalamus, and epithelamus. It also includes accessory structures such as the subthalamus, which houses...
1.5K
02:19Circadian Rhythms and Gene Regulation
4.0K
The biological clock is involved in many aspects of regulating complex physiology in all animals. It was in 1935 when German zoologists, Hans Kalmus and Erwin Bünning, discovered the existence of circadian rhythm in Drosophila melanogaster. However, the internal molecular mechanisms behind the circadian clock remained a mystery until 1984, when Jeffrey C. Hall, Michael Rosbash, and Michael W. Young discovered the expression of the Per gene oscillating over a 24-hour cycle. In subsequent...
4.0K
01:19Management of Insomnia
229
The sleep cycle, an integral part of human health, consists of several stages with distinct characteristics and functions. It begins with a transition from wakefulness to sleep, known as the light sleep phase, followed by the restorative deep sleep phase, essential for physical recovery and growth. The cycle concludes with the Rapid Eye Movement (REM) phase, characterized by high brain activity and vivid dreaming. Insomnia, a prevalent sleep disorder, involves difficulty falling asleep, staying...
229