The results obtained are as follows: 1.The effereit fibers of the frog tectum descend via the medulla oblongata to both sides and ventral lateral region of the white matter .of the spinal cord.

• 观察到下列结果: 1.；青蛙视顶盖传出纤维下行，通过延髓达到脊髓白质的两侧及腹部，同时也达到前角的运动细胞。