<prompt> A case of meningomyelocele was posted for surgery. Till the patient is waiting for surgery, the covering of the sac will be protected by a gauze soaked in:Normal salineTincture iodineMethylene blueMercurochrome  <response>: a. Normal salineRef: Nelsons 20e p 2802-2803, Ghai 8e p 575-577Meningomyelocele is covered with sterile saline-soaked gauze to prevent it from drying, trauma and infection 