A patient is taking nonsteroidal anti-inflammatory agents for arthritis of the knees and hips. Which of the following diseases is a result of cellular destruction of the gastrointestinal tract from this medication? A) Esophageal cancer B) Bowel obstruction C) Liver cancer D) Peptic ulcer disease - D) Peptic ulcer disease Rationale: Cell destruction will occur from the ingestion of NSAIDs, which can lead to the development of peptic ulcer disease. Nonsteroidal anti-inflammatory agents do not cause esophageal cancer, bowel obstruction, or liver cancer. A patient has Maalox ordered for administration as needed. Which of the following conditions contraindicates the administration of Maalox? A) Hypertension B) Heart rate of 68 C) Renal dysfunction D) Stress ulcer - C) Renal dysfunction Rationale: Magnesium-based antacids are contraindicated in patients with renal failure. Magnesium-based antacids are not contraindicated with hypertension, regular heart rate, or stress ulcer. A patient is diagnosed with peptic ulcer disease complicated by H. pylori. What is the rationale for adding bismuth to the patient's medication regimen? A) Increases pepsin activity B) Decreases gastrin secretion C) Prevents metabolic alkalosis D) Protects gastric mucosa from stomach acid - D) Protects gastric mucosa from stomach acid Rationale: Health care providers use bismuth subsalicylate to coat ulcers, protecting them from stomach acid to treat H. pylori. Bismuth does not increase pepsin activity, decrease gastrin secretion, or prevent metabolic alkalosis. A patient is in the intensive care unit an