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Of the following movements instructed by the brain, which one is not mentioned in the article? How does the brain direct a body

admin2009-06-24  47
问题 Of the following movements instructed by the brain, which one is not mentioned in the article?
How does the brain direct a body movement?
选项 A、By sending signals to the muscles directly.
B、By sending nerve cells to the muscles.
C、By creating different nerve circuits.
D、By combining the electrical activity of neurons.
答案D
解析
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