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stomach
Pronunciation (stŭm′ăk)
- A large, irregularly piriform sac between the esophagus and the small intestine, lying just inferior to the diaphragm; when distended it is 25–28 cm long and 10–10.5 cm in its greatest diameter, and has a capacity of about 1 L. Its wall has four coats or tunics: mucous, submucous, muscular, and peritoneal; the muscular coat is composed of three layers, the fibers running longitudinally in the outer, circularly in the middle, and obliquely in the inner layer.
Syn: gaster (1) , ventriculus (1)
[G. stomachos, L. stomachus]
WebMD Medical Reference from "Stedman's Medical Dictionary"
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Stedman’s Medical Dictionary 28th Edition, Copyright© 2006_Lippincott Williams & Wilkins. All rights reserved.
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