NCIt synonyms : Central Canal; Central Canal of the Spinal Cord;
NCIt definition : The hollow tube filled with cerebrospinal fluid that begins in the inferior portion
of the fourth ventricle and runs the entire length of the spinal.;
Alternative definition : UBERON: Spinal cord structure that is part of the ventricular system and is filled
with cerebral-spinal fluid and runs the length of the spinal cord.;