The third group ventral group was located in medial to the lateral motor column and among the motor neurons and their cell bodies were medium sized . Some large multipolar neurons also became CaBP positive in these group .

腹 侧群位于外侧运动 柱的内侧或运动神经元之间，为中等大小的神经元，部分大多极神经元也呈现阳性。