When they detect light, rods and cones pass the visual signal from nerve cell to nerve cell to the visual processing part of the brain.

当光线被这些感受器感受到时，杆状和锥状细胞就把视觉信号从一个神经细胞传到另一个神经细胞，一直传送到大脑负责成像处理的区域。

youdao

How do cells pass the signal from themselves to the next cell?

细胞怎样将信号传递给下一个细胞

耶鲁公开课 - 生物医学工程探索课程节选