语音感知:听觉和视觉暗示集成在儿童和没有语音障碍在无声摩擦的儿童
Mayara Ferreira de Assis1, Larissa Cristina Berti1
1Department of Speech, Language and Hearing Sciences, São Paulo State University, Marília, São Paulo, Brazil.
Clinical linguistics & phonetics
|April 1, 2024
概括
患有声学障碍 (PD) 的儿童在视听语音感知方面较为困难,难以整合听觉和视觉线索. 他们也对像麦格格尔克效应这样的视觉错觉表现出更高的易感性.
科学领域:
- 语音语言病理学 语言病理学
- 发展心理学是发展心理学.
- 听觉视觉感知是一种听觉视觉感知.
背景情况:
- 关于视觉线索如何影响声学障碍 (PD) 儿童的语音感知,存在相互矛盾的研究.
- PD可能涉及整合来自多个感官输入的声学信息的挑战.
研究的目的:
- 为了比较患有PD和没有PD的儿童的视听语言感知.
- 为了调查患有PD的儿童是否更难整合听觉和视觉语音线索.
主要方法:
- 用一个音节识别任务对15名患有PD的儿童和15名典型发育的儿童进行了测试.
- 刺激在仅听觉 (AO),仅视觉 (VO),视听一致 (AV+) 和视听不一致 (AV-) 条件下呈现.
- 性能指标包括准确性,反应时间和感知偏好 (听觉,视觉,麦格古克效应).
主要成果:
- 与对照组相比,患有PD的儿童的准确性较低,反应时间较长,特别是在VO条件下.
- 两组人都更喜欢在AV状态下听觉刺激.
- 患有PD的儿童表现出更高的视觉感知偏好和麦格格尔克效应的发生率.
结论:
- 与典型发育的同龄人相比,患有PD的儿童在视听语言感知方面表现出缺陷.
- 患有PD的儿童面临的挑战受到刺激类型和呈现条件的影响.
- 结果表明,在有声学障碍的儿童中,听觉和视觉信息的整合发生了变化.
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