脊神經幹如同超級光欖或電欖，由無數的纖維所構建，都與最高神經元即腦相連，不1定都與上肢或手指相連。

來源: 大江川於 2015-05-23 13:43:13 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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