The spinal cord Table 1 Relationship of segments of spinal cord to vertebrae Spinal segments Vertebral levels c1~c4 Lie opposite the corresponding vertebrae c5~T4 1 lower in number than corresponding vertebrae 2 lower in number than T5~T8 corresponding vertebrae T9~T12 3 lower in number than corresponding vertebrae Lumber segments T10~T12 Sacral and coccygeal segmentsThe spinal cord Spinal segments Vertebral levels T10~T12 L1 3 lower in number than corresponding vertebrae 2 lower in number than corresponding vertebrae 1 lower in number than corresponding vertebrae Lie opposite the corresponding vertebrae Table 1 Relationship of segments of spinal cord to vertebrae C1 ~ C4 C5~T4 T5 ~ T8 T9 ~T12 Lumber segments Sacral and coccygeal segments