A nurse is caring for a client who has a percutaneous endoscopic gastrostomy (PEG) tube andis receiving intermittent feedings. Prior to initiating the feeding, which of the following actions should the nurse take first? A. Flush the tube with water. B. Place the client in semi-Fowler's position. C. Cleanse the skin around the tube site. D. Aspirate the tube for residual contents. - CORRECT ANSWER B. Place the client in semi-Fowler's position. A nurse is caring for a client who is scheduled to undergo an esophagogastroduodenoscopy (EGD). The nurse should identify that this procedure is used to do which of the following? A. To visualize polyps in the colon B. To detect an ulceration in the stomach C. To identify an obstruction in the biliary tract D. To determine the presence of free air in the abdomen - CORRECT ANSWER A. A sigmoidoscopy or barium enema is used to visualize the lower gastrointestinal tract, where polyps are found. B. CORRECT: An EGD is used to visualize the esophagus, stomach, and duodenum with a lighted tube to detect a tumor, ulceration, or obstruction. C. Identifying an obstruction in the biliary tract is performed during endoscopic retrograde cholangiopancreatography (ERCP). D. The measurement of free air, which is a gas, is obtained using fluoroscopy or an x-ray, notan EGD. A nurse is teaching a client who has Barrett's esophagus and is scheduled to undergo an esophagogastroduodenoscopy (EGD). Which of the following statements should the nurse include in the teaching? A. "This procedure is performed to measure the presence of acid in your esophagus."