Anatomy
sigmoid colon
sig·moid co·lon [ sig-moyd koh-lun ]
Subclass of:
Colon structure (body structure)
Definitions related to sigmoid colon:
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Section of the colon leading to the rectum that makes an S-shaped curve.Harvard Dictionary of Health TermsHarvard Medical Publishing, 2011
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The portion of the colon that connects to the descending colon above and the rectum below.NCI ThesaurusU.S. National Cancer Institute, 2021
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The S-shaped section of the colon that connects to the rectum.NCI Dictionary of Cancer TermsU.S. National Cancer Institute, 2021
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(colon, sigmoid) A segment of the COLON between the RECTUM and the descending colon.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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Sigmoid colon, a terminal section of the large intestine that connects the descending colon to the rectum; its function is to store fecal wastes until they are ready to leave the body. The sigmoid colon derives its name from the fact that it is curved in the form of an S (Greek sigma: ?). Its size...Encyclopedia Britannica, Inc., 2020
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