In adults, spinal cord normally ends at: (A) Lower border of L1, (B) Lower border of L3, (C) Lower border of L5, (D) Lower border of S1
Answer is A. 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