心脏和呼吸阶段对听觉唤起潜力的影响
Keita Mizuhara1, Lingjun Li2, Hiroshi Nittono2
1Graduate School of Psychology, Kansai University, 3-3-35 Yamate-cho, Suita, Osaka 564-8680, Japan; Graduate School of Human Sciences, Osaka University, 1-2 Yamadaoka, Suita, Osaka 565-0871, Japan; Japan Society for the Promotion of Science, 5-3-1 Kojimachi, Chiyoda-ku, Tokyo 100-0004, Japan.
概括
心脏的心脏的心脏.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 生理学 生理学 生理学
背景情况:
- 大脑与身体的相互作用对于处理外部刺激至关重要.
- 之前关于心脏和呼吸阶段对心理功能的影响的研究表明,听觉处理的结果不一致.
研究的目的:
- 研究心脏和呼吸阶段对听觉事件相关潜在 (ERP) 组件的影响,特别是N1和P2.
- 澄清了内 afferent信号对听觉感知的影响.
主要方法:
- 在交替的随机间隔中呈现纯色调和静音刺激,以控制心脏器件.
- 计算ERP差异波形通过从音调波形中减去静音刺激波形.
- 进行了两项实验:被动倾听 (实验1) 和主动检测 (实验2),参与者观看视频.
主要成果:
- 在心脏或呼吸阶段之间没有发现N1幅度的显著差异.
- 在腹痛期间,P2幅度明显大于心痛 (小效果大小).
- 当参与者忽视音色时,P2振幅在呼气时比吸入时更大,但随着注意力增加,这种效应消失了.
结论:
- 体 afferent 信号可能调节听觉处理.
- 注意力资源的分配受到听觉感知过程中的心脏和呼吸阶段的影响.
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