Where are the sphincters and valves that control the flow of digested materials through the GI tract
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Where are the sphincters and valves that control the flow of digested materials through the GI tract and what type of muscle is found at each of these control points.
Related Book For
Cost Accounting Foundations and Evolutions
ISBN: 978-1111626822
8th Edition
Authors: Michael R. Kinney, Cecily A. Raiborn
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