In adults, spinal cord normally ends at
The spinal cord extends upto the level of 2nd lumbar veebra as conus medullaris.Below the level of conus medullaris only piamater is continued as a thin fibrous cord,the filum terminale. REF.BDC VOL.3 Fifth edition
Lower border of L1
Lower border of L3
Lower border of L5
Lower border of S1
Head and neck