听觉的形成过程：外界→外耳道→（产生振动）→听小骨（感受声音_爱下问搜题

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听觉的形成过程：外界 →外耳道→ （产生振动）→听小骨（感受声音信息）→ →听觉 →大脑一定区域→形成听觉。

答案

声波；鼓膜；内耳；感受器

题目分析：听觉的形成过程是：外界的声波经过外耳道传到鼓膜，引起鼓膜的振动；振动通过听小骨传到内耳，刺激耳蜗内的听觉感受器，产生神经冲动；神经冲动通过与听觉有关的神经传递到大脑皮层的听觉中枢，就形成了听觉．

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根据短文内容及首字母提示，完成下列单词拼写

I have a g______(1) friend in my school. Her n______(2) is Li Ying. She gets up early every day.

She likes to b______(3) early. She does morning exercises a______(4) she gets up at six. Then she

washes her hands a______(5) face. She has breakfast at a______(6) six forty. She leaves home at 7

o’clock. C______(7) begin at ten to eight. And she has four classes in the morning and two in the

a______(8). At 3:30 she plays games with her f______(9). She gets home at 5:30. She often watches

CCTV news at 7:00 in the evening. And she goes to bed at ten e______(10) night.

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LKJ转入（）限速模式后，取消揭示限速的控制和显示。