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Chapter: 4 / Q: 92
Gastric mucosal blood flow is regulated by neural, hormonal, and locally active influences. Which of the following statements correctly characterizes gastric blood flow?
Chapter: 4 / Q: 93
Which of the following statements regarding intrinsic factor is/are correct?
Chapter: 4 / Q: 94
A 24-year-old woman develops epigastric pain and has a diagnosis of duodenal ulcer confirmed by esophagogastroduodenoscopy. The patient is in the third month of a pregnancy. The most appropriate treatment would be:
Chapter: 4 / Q: 95
Helicoabacter pylori has been investigated as a possible etiologic agent in duodenal ulceration. Which of the following statement(s) regarding H pylori infection in humans is/are correct?
Chapter: 4 / Q: 96
A 40-year-old male undergoes treatment of acute duodenal ulceration with cimetidine 400 mg b.i.d. and has resolution of symptoms by 6 weeks. The medication is continued as a nocturnal maintenance dose at the end of a three month treatment course. Recurrent symptoms develop 6 months after initial
Chapter: 4 / Q: 97
Development of duodenal ulceration is dependent upon gastric acid secretion. Which of the following statements correctly characterizes acid secretion in duodenal ulcer patients?
Chapter: 4 / Q: 98
A 45-year-old man undergoes proximal gastric vagotomy for treatment of intractable duodenal ulceration. What physiologic alterations might be anticipated as a consequence of the operation?
Chapter: 4 / Q: 99
Which of the following statements regarding postoperative rates of recurrent ulcer and dumping is/are correct?
Chapter: 4 / Q: 100
Which of the following statement(s) is/are correct with regard to pyloric obstruction secondary to peptic ulceration?
Chapter: 4 / Q: 101
A 42-year-old man with a recently diagnosed duodenal ulcer develops melena and near-syncope. After fluid resuscitation, upper gastrointestinal endoscopy is performed. During the examination, a 1 cm ulcer is noted in the proximal duodenum. A fresh clot is observed within the ulcer and blood is noted
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