CGRN GI/Endoscopy Practice Exam

Answer: B - IV medications and blood are not given through the TPN line to prevent infection and incompatibility. The TPN solution is highly concentrated with glucose, making it a good breeding site for bacterial growth. Therefore, change of solution is necessary every 12 to 24 hours. Insulin can be added to control the blood glucose level. The use of strict aseptic technique is necessary to prevent infections.