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这取决于患者的色盲种类,几乎所有的色盲都是位于眼睛后部、称为视锥的颜色受体细胞有缺陷而引起的。有三种视锥:即红色、绿色和蓝色视锥。每一种视
Depending on the type of color-blindness in the patient, almost all color-blindness is caused by defects in the receptive color cells called the cone in the back of the eye. There are three types of cones: the red, green and blue cones. Each kind of view