Results The nerve roots within the lumbar dural sac were arranged loosely with the sacral and coccygealnerve roots to form the cauda equina.
结果腰骶部各节段的前根漂浮在脑脊液中下行，与后根一起构成马尾神经。
2
L3 laminectomy and L5-L6 facetectomy was performed under tracheal cannula anesthesia in rats, and then unfolded nerve roots, dorsal root ganglion and cauda coccygealnerve at corresponding segment.
小鼠在气管插管麻醉下行l 5椎板切除术和L5 - L 6小关节切除术，然后显露相应节段的神经根，背根神经节和马尾神经。