FORGO 发表于 2025-3-26 23:52:36
https://doi.org/10.1007/978-3-663-05432-0taining large numbers of closely spaced crypts,. but in this way the role of the haustra in causing a huge increase in the absorptive surface is neglected. In the rat, mucosal folds, presumably equivalent to the haustra of the human colon, assume varying forms at the different levels of the colon (F陈列 发表于 2025-3-27 02:23:39
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https://doi.org/10.1007/978-1-4757-0307-8colon; gastroenterology; liver; pancreas; stomachParabola 发表于 2025-3-27 17:21:40
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Colon Structure,During the 5th week of human gestation, the midgut begins to elongate rapidly and extrudes into the umbilical cord. The subsequent enlargement and return of the midgut loop to the abdomen, and the rotation of the bowel during this process, determines the adult configuration of the colon.