The evidence of electrical activity and other changes in brain cells a-考呗网

单选题The evidence of electrical activity and other changes in brain cells after the outside stimulus has been got by observing___________．

[分析]细节题型
见第八段：通过直接观察裸露的猫脑和很少的几例人脑，Dr．Gfinvald和他的同事们在给与一丝光线或一个肢体活动的刺激时能够观察到脑细胞中电流活动和其他变化的最初迹象；此处所讲的“给与一丝光线或一个肢体活动的刺激”即题中所讲的外部刺激，因此答案为D。

1The research done by Israeli researchers shows that the initial reaction-the direct transfer of oxygen from blood cells to neurons__________．

2Which of the following statements is NOT true?

3Which of the following can be used as the title of the passage?