Question 1 / 32:  A 54 year-old man complains of frequent heartburn. He reports a burning sensation in his chest within an hour of eating a large meal. He notes a similar sensation when he is in a supine position, particularly at bedtime. He denies any dysphagia or odynophagia.

Which of the following is the most likely mechanism resulting in the patient’s symptoms?

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Means front part of the body
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describe the stage of ehopoisis
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To better understand how the different part of the body works. To understand the physiology of the various structures in the body. To differentiate the systems of the human body .
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System in humans body
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Explanation:

Pathophysiology of gastro-esophageal reflux. Manometric finding felt to be most responsible for reflux is transient relaxation of the LES. Answers 1 and 5 are findings seen in achalasia. Answers 3 and 4 are findings observed in esophageal spasm.

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Gastrointestinal Pathophysiology Self-Assessment

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Attribution:  Laurence Scott Bailen, Tamsin Knox, Paul Abourjaily, Fredric D. Gordon,Marshall Kaplan,Andrew G. Plaut. PPY 222 Gastrointestinal Pathophysiology, Spring 2007. (Tufts University OpenCourseWare), http://ocw.tufts.edu/Course/47 (Accessed 3 May, 2014). License: Creative Commons BY-NC-SA
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