The nurse provides teaching for a patient with a peptic ulcer. Which patient statement indicates patient understanding of the purpose of H2 antagonists? 1. Neutralize gastric acid 2. Form a protective...

The nurse provides teaching for a patient with a peptic ulcer. Which patient statement indicates patient understanding of the purpose of H2 antagonists? 1. Neutralize gastric acid 2. Form a protective paste 3. Determine gastric pH levels 4. Inhibit secretion of gastric acid