On rare occasions a syringomyeliaA cavity, within the spinal cord, which is filled with cerebrospinal fluid. Syringomyelia cavities come in various “sh... cavity may enlarge in an upward direction, from the cervicalThe word cervix means neck. We all have a neck, holding up our head. Ladies, in addition, have a neck (cervix) to their ... spinal cordThe main nerve trunk running down the spinal canal and connecting the individual’s mind and consciousness to the rest ..., into the brain stemThis is the most primitive part of the brain, connecting the rest of the brain to the body, via the spinal cord. In addi.... The word bulb refers to the brain stemThis is the most primitive part of the brain, connecting the rest of the brain to the body, via the spinal cord. In addi... and syringobulbia refers to a cerebrospinal fluidThis clear, water-like fluid forms, for the most part, within the brain, more specifically inside the ventricles of the ... containing cavity within the brain stemThis is the most primitive part of the brain, connecting the rest of the brain to the body, via the spinal cord. In addi....