prevents tracheobronchial aspiration; the esophageal body, with striated muscle proximally and smooth muscle distally; and the lower esophageal sphincter (LES), a high-pressure…
Seminar www.thelancet.com Published online July 17, 2013 http://dx.doi.org/10.1016/S0140-6736(13)60651-0 1 Achalasia Guy E Boeckxstaens, Giovanni Zaninotto, Joel E Richter…
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INTESTINAL OBSTRUCTION 1 | P a g e Definition: Partial or complete blockage of the bowel that results in the failure of intestinal contacts to pats through. Classification:…