<prompt> All are true statement about spinal cord exceptCoccygeal ligament is investing layer of dura over filum terminaleDural sac ends at S2 veebraCords ends at lower border of L1Filum terminate extends up to coccyx  <response>: Final terminal is the pia connecting conus medullaris to coccyx. Below the end of Dural sac at S2, dura encloses this filum and attaches to coccyx as coccygeal ligament.Ref: Vishram Singh textbook of clinical neuroanatomy second edition pg 53 