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早期音乐暴露增强大鼠分辨声音时程的作业能力
AN ENHANCEMENT OF EARLY MUSICAL EXPOSURE ON THE BEHAVIORAL PERFORMANCES OFSOUND DURATION DISCRIMINATION IN RATS
【摘要】 用声—电防御性条件反射的方法 ,对 42只具有不同早期听觉经验的大鼠的声音时程分辨行为进行了观察和比较研究。实验结果表明 :大鼠具有一定的分辨声音时程的作业能力 ,出生后早期的音乐暴露 ,能够明显增强大鼠分辨声音时程的作业能力
【Abstract】 This experiment was conducted upon SD rats with the sound electric stimulus defensive conditional reflex method. 42 rats belonged to either the group exposed to music in the early postnatal period or the control group. Presented evidence suggested that rats had an ability to discriminate sound durations. The musical exposure in the early postnatal period significantly enhanced the rats’ sound duration discriminating performance.
【关键词】 防御性条件反射;
声音时程分辨;
早期听觉经验;
可塑性;
【Key words】 conditional reflex; sound duration discrimination; earlyhearing experience.;
【Key words】 conditional reflex; sound duration discrimination; earlyhearing experience.;
【基金】 上海市教委青年科学基金资助 !9项目编号 :99QD10 )
- 【文献出处】 心理科学 ,Psychological Science , 编辑部邮箱 ,2001年02期
- 【分类号】B842.2
- 【被引频次】3
- 【下载频次】111