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时域间隔感知能力测试在听力学中的应用 被引量:5

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摘要 从听觉中枢对外界刺激声感知能力的角度看,听力损失可以分为两大类。一类可归因于听力阈值所导致的可听度(audibility)下降,即听力阈值升高,导致外界刺激声部分或完全不能被听觉系统所接收;另一类可归因于阈上功能障碍,如听力损失可能会导致频率选择特异性(frequency selectivity)或时域信息处理能力(temporal processing)的缺失[1]。时域信息处理能力有助于分辨言语中声音精细结构和区别读音相似的音素,因此在言语识别中起到十分重要的作用。
作者 刘冬鑫 王硕
出处 《中华耳鼻咽喉头颈外科杂志》 CAS CSCD 北大核心 2015年第5期432-435,共4页 Chinese Journal of Otorhinolaryngology Head and Neck Surgery
基金 国家自然科学基金(81200754) 2012北京市科技新星计划(Z121107002512033) 北京市自然科学基金面上项目(7122034,7154190) 首部卫生发展科研专项基金(首发2011-1017-04):首都医科大学基础一临床科研合作基金(12JL46)
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