相关实验视频
Updated: Jul 10, 2025

06:34
Infant Auditory Processing and Event-related Brain Oscillations
Published on: July 1, 2015
16.5K
在晚期早产婴儿中,大脑干听觉通路的子最佳产后功能,这些婴儿没有重大产前和产后并发症
Cui Wang1, James K Jiang1, Rong Yin1
1Division of Neonatology, Children's Hospital of Fudan University, 399 Wan Yuan Road, Shanghai 201102.
Neurophysiologie clinique = Clinical neurophysiology
|November 20, 2023
概括
晚期早产的婴儿在较高的点击率下表现出微妙的脑干听觉通路异常,表明即使没有重大并发症,听觉功能也是不理想的. 建议对这些婴儿进行随访.
科学领域:
- 神经科学是一个神经科学.
- 听力学 听力学是指听力学.
- 发育儿科 发育儿科
背景情况:
- 晚期早产 (33-36周怀孕) 是很常见的.
- 听觉路径的发展可能会受到过早的影响.
- 微妙的听力缺陷可能不会在出生时显现出来.
研究的目的:
- 为了评估脑干听觉通路功能在晚期早产婴儿.
- 在产后识别潜在的听力异常.
- 评估早产对听觉发育的影响.
主要方法:
- 在30名晚期早产婴儿中记录了脑干听觉唤起反应 (BAER).
- 婴儿在三个月后被研究,调整了年龄.
- 刺激包括从21-91/s的点击率.
主要成果:
- 在21/s点击率下没有发现重大异常.
- 在更高的点击率 (51/s, 91/s) 中观察到延长的波V延迟和峰值间隔 (I-V, I-III, III-V).
- 大多数点击率都注意到BAER波III和V的振幅降低.
结论:
- 中央脑干听觉通路功能在晚期早产婴儿中是不理想的.
- 这些异常可能只会在更高的点击率和更晚的发育阶段显现出来.
- 产后听力监测对于晚期早产婴儿至关重要,即使没有重大并发症.
相关概念视频
Auditory Pathway
5.4K
Auditory pathways constitute the complex neural circuits responsible for transmitting and interpreting auditory information from the peripheral auditory system to the brain. Sound waves are initially captured by the outer ear, funneled through the ear canal, and reach the tympanic membrane (eardrum). These vibrations are transmitted via the middle ear's ossicles to the inner ear's cochlea.
When viewed cross-sectionally, the cochlea reveals the scala vestibuli and scala tympani flanking...
When viewed cross-sectionally, the cochlea reveals the scala vestibuli and scala tympani flanking...
5.4K
Neurulation
42.0K
Neurulation is the embryological process which forms the precursors of the central nervous system and occurs after gastrulation has established the three primary cell layers of the embryo: ectoderm, mesoderm, and endoderm. In humans, the majority of this system is formed via primary neurulation, in which the central portion of the ectoderm—originally appearing as a flat sheet of cells—folds upwards and inwards, sealing off to form a hollow neural tube. As development proceeds, the...
42.0K

