Nurse prepares to delegate tasks to the nursing assistant Among her patients is a 50 year-old woman who is day two of recovery following a laparoscopic resection of the colon post-operative orders are follow: Ambulate every six hours. Evaluate vital signs every two hours. Lactated Ringer's IV at 50 ml/hour. Wound assessment every eight hours. Nasogastric tube until bowel sounds present. Which is most appropriate to delegate?