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pylorus

A Dictionary of Nursing | 2008 | Copyright

pylorus (py-lor-ŭs) n. the lower end of the stomach, which leads to the duodenum. It terminates at a ring of muscle (pyloric sphincter), which contracts to close the opening by which the stomach communicates with the duodenum.
—pyloric adj.

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pylorus

The Concise Oxford Dictionary of English Etymology | 1996 | | Copyright

pylorus (anat.) opening from the stomach into the duodenum. XVII. — Late L. pylōrus- — Gr. pulōrós, pulourós gate-keeper, f. púlē gate + oûros watcher, warder.

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T. F. HOAD. "pylorus." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. 1 Jun. 2012 <http://www.encyclopedia.com>.

T. F. HOAD. "pylorus." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. (June 1, 2012). http://www.encyclopedia.com/doc/1O27-pylorus.html

T. F. HOAD. "pylorus." The Concise Oxford Dictionary of English Etymology. 1996. Retrieved June 01, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O27-pylorus.html

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pylorus

A Dictionary of Zoology | 1999 | | Copyright

pylorus In vertebrates, the region of the stomach that lies next to the duodenum.

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MICHAEL ALLABY. "pylorus." A Dictionary of Zoology. 1999. Encyclopedia.com. 1 Jun. 2012 <http://www.encyclopedia.com>.

MICHAEL ALLABY. "pylorus." A Dictionary of Zoology. 1999. Encyclopedia.com. (June 1, 2012). http://www.encyclopedia.com/doc/1O8-pylorus.html

MICHAEL ALLABY. "pylorus." A Dictionary of Zoology. 1999. Retrieved June 01, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O8-pylorus.html

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