图1为与人缩手反射相关结构的示意图请分析并回答1当针刺手指后会产生缩手反射但化验取指血时针刺手指时手并未缩回这一现象说明在反射 Template




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tomski图1为与人缩手反射相关结构的示意图请分析并回答1当针刺手指后会产生缩手反射但化验取指血时针刺手指时手并未缩回这一现象说明在反射 coloring