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Pronunciation: rek'tum; -tumz, rek'ta

Definition: The terminal portion of the digestive tube, extending from the rectosigmoid junction to the anal canal (perineal flexure).

[L. rectus, straight, pp. of rego, to make straight]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.