Card 9 / 34: A 45 year-old man comes to the emergency room after passing tarry black stool for 3 days. He has had intermittent epigastric pain with nausea but no vomiting. An upper endoscopy is performed and a large ulcer in the duodenal bulb is seen. Which of the following would you most likely find in this patient’s stomach?
1.) Basal acid production twice below normal
2.) High acid production in response to a meal
3.) Negative rapid urease test for h.pylori
4.) Reduced sensitivity of parietal cells to gastrin
5.) Very high serum gastrin levels

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