在人类中,音乐,心血管和大脑节奏之间的动态相互作用
Luciano Bernardi1, Cesare Porta, Gaia Casucci
1Department of Internal Medicine, Pavia University and IRCCS S. Matteo, Pavia, Italy. lbern1ps@unipv.it
Circulation
|July 2, 2009
概括
音乐的重点和节奏始终影响生理反应,与音乐线索同步自主神经系统活动. 这表明音乐可以通过在动态的音乐段落中通过自主激发唤起情绪.
科学领域:
- 心理生理学 心理生理学
- 音乐的神经科学 音乐的神经科学
- 心血管呼吸系统生理学
背景情况:
- 音乐的感知通常被认为是主观的.
- 之前的研究表明,更快的音乐节奏增加了心肺呼吸变量,无论偏好如何.
- 这项研究调查了音乐的重点和节奏是否可以引起并行的生理反应.
研究的目的:
- 为了确定具有可变重点和节奏短语的音乐是否会引起一致的心血管和呼吸反应.
- 评估这些生理变化是否反映了音乐的结构和特征.
- 探索音乐与自主神经系统之间的同步.
主要方法:
- 24名健康的年轻成年人 (12名音乐家,12名非音乐家) 参与了这项研究.
- 试验对象听到音乐与渐进的新月,统一的强调,或节奏的短语,与沉默.
- 包括心率,呼吸,血压,中脑动脉流动速度和皮肤血管运动在内的生理变量被连续记录.
主要成果:
- 声乐和管弦乐的新月声与心血管和呼吸系统信号显著相关,特别是血压和皮肤血管收缩.
- 音乐带有统一的重点导致皮肤血管扩张和降低血压.
- 10秒间隔的节奏短语同步了心血管自主变量;在音乐家和非音乐家之间没有观察到差异.
结论:
- 生理变量始终跟踪音乐的重点和节奏模式.
- 自主反应与音乐刺激同步,表明直接联系.
- 音乐可以通过调节自主唤起在动态的音乐元素,如新月和节奏短语的过程中调节自主唤起来传达情绪.
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