Problem: You are planning to apply for a position as a dialysis technician. What knowledge and skills are required as essential components for this position? Need Assignment Help? Some understanding of human anatomy and physiology and the pathophysiology of chronic kidney disease (CKD). Treatment complications. Care of the vascular access. How to read a kidney, ureter, and bladder (KUB) x-ray. 1, 2 and 3. 2, 3 and 4. 1 and 2. 3 and 4.