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abdomen
(ab´dә-mәn)
(ab-do´mәn)
the anterior portion of the body between the thorax and the pelvis; it contains the abdominal cavity, which is separated from the chest area by the diaphragm. The cavity, which is lined with a membrane known as the peritoneum, contains the stomach, large and small intestines, liver, spleen, pancreas, kidneys, gallbladder, urinary bladder, and other
structures. Called also belly and venter. adj., abdom´inal., adj.

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