脑电模式与快乐和情绪相关,由音调和无音调音乐诱导
Pablo Valdés-Alemán1, Bernarda Téllez-Alanís1, Adriana Zamudio-Gurrola2
1Departamento y Laboratorio de Neuropsicologia y Neurociencia Cognitiva, Centro de Investigacion Transdisciplinar en Psicologia, Universidad Autonoma del Estado de Morelos.
Behavioral neuroscience
|May 2, 2024
概括
脑电图 (EEG) 显示了对音调和无音调音乐的独特大脑活动模式. 无声音乐引起的乐趣较少,右侧大脑活动较大,而左侧活动与愉快的音乐感知相关.
科学领域:
- 神经科学是一个神经科学.
- 音乐心理学 音乐心理学
- 认知科学 认知科学
背景情况:
- 几十年来,脑电图 (EEG) 已被用于研究与刺激引起的情绪相关的大脑活动.
- 之前的研究主要使用音调音乐,重点关注前额α和theta不对称模型的音乐情绪和乐趣.
- 在情感研究中,显而易见的是,需要在音调音乐和音调音乐之间探索对不音调音乐的反应.
研究的目的:
- 研究对音调和无音调音乐刺激的主观和电生理反应.
- 检查这些反应与价值,兴奋,快乐和熟悉性的关联.
- 将正面α不对称 (FAA) 和正面theta不对称 (FTA) 模型应用于各种音乐类型.
主要方法:
- 使用脑电图 (EEG) 来记录大脑的电活动.
- 向25位非音乐家墨西哥成年人呈现了16种音乐刺激 (8种音调,8种音调).
- 收集了对价值,兴奋,快乐和熟悉性的主观评分.
主要成果:
- 与音调音乐相比,atonal音乐被评为不那么熟悉和愉快.
- 在听无音音乐时观察到右半球活动 (α抑制) 的增加.
- 右前额太功率的增加与快乐的减少相关,支持FTA模型;左前额激活与更高的价值和兴奋相关,支持FAA模型的欢乐音乐.
结论:
- 音乐类型 (音调与非音调) 显著影响主观情感感知和电生理反应.
- 前额非对称模型 (FAA和FTA) 适用于理解音调和无音调音乐的情感处理.
- 对于不同音乐结构的情感体验,存在着不同的神经相关性.
相关概念视频
Brain Waves
1.3K
Brain waves are electrical signals generated by the neurons in the brain, which are regularly monitored to measure mental activities. Brain waves and their frequency ranges can be measured using an electroencephalogram or EEG. There are four main types of brain waves, each with distinct characteristics:
1.3K
Cognitive Theories: Schachter-Singer Theory of Emotion
383
Stanley Schachter and Jerome Singer proposed the two-factor theory of emotion, which emphasizes the interplay between physiological arousal and cognitive labeling in forming emotional experiences. This theory suggests that emotions are not simply a result of physiological responses but rather a combination of these responses and the individual's cognitive interpretation of them.
Physiological Arousal and Cognitive Labeling
According to this theory, when an individual experiences...
Physiological Arousal and Cognitive Labeling
According to this theory, when an individual experiences...
383
Physiology of Emotion
764
The physiology of emotions is a multifaceted process involving the autonomic nervous system, brain structures, hormones, and neurotransmitters. This intricate interplay dictates how emotions manifest in the body and influence behavior.
Autonomic Nervous System
The autonomic nervous system (ANS) plays a critical role in emotional responses by regulating involuntary physiological functions. It consists of two main components: the sympathetic and parasympathetic systems. The sympathetic system...
Autonomic Nervous System
The autonomic nervous system (ANS) plays a critical role in emotional responses by regulating involuntary physiological functions. It consists of two main components: the sympathetic and parasympathetic systems. The sympathetic system...
764
Perceiving Loudness, Pitch, and Location
208
The human brain perceives pitch through two primary mechanisms reflected in place theory and frequency theory. Each mechanism describes how sound waves are interpreted as specific pitches by the brain, offering insights into the intricate processes of auditory perception.
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by...
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by...
208
Muscle Stimulation Frequency
2.1K
The contraction strength of muscles is regulated by motor neurons, which modulate the frequency of action potentials dispatched to the motor units based on the body's requirements. This process of varying the muscle stimulation frequency allows muscles to contract with a force that is precisely tailored to the needs of the moment, whether lifting a feather or a heavy box.
Wave summation
At low firing rates, motor neurons induce individual twitch contractions in muscle fibers. These twitches...
Wave summation
At low firing rates, motor neurons induce individual twitch contractions in muscle fibers. These twitches...
2.1K
Electrophysiology of Normal Cardiac Rhythm
3.8K
The normal cardiac rhythm is a synchronized electrical activity that facilitates the regular and coordinated contraction of the heart muscle. This process is essential for efficient blood circulation throughout the body. The fundamental elements involved in establishing and maintaining this rhythm include the unique electrical properties of cardiac muscle cells, the sinoatrial (SA) node's pacemaker function, the specialized conducting system, and the ionic mechanisms underlying each phase...
3.8K


