Large intestine
Intestinum crassum
Approximately 1.5 meters long, wider but shorter than the small intestine. It consists of the cecum (with appendix), ascending colon, transverse colon, descending colon, sigmoid colon, rectum, and anal canal. Distinguishing features include teniae coli, haustra, and epiploic appendages.
功能
Absorbs water and electrolytes from indigestible food matter. Compacts waste into feces. Hosts a diverse gut microbiome that synthesizes certain vitamins and contributes to immune function.
临床意义
Colorectal cancer is the third most common cancer worldwide. Inflammatory bowel diseases (ulcerative colitis, Crohn's disease) cause chronic inflammation. Appendicitis is inflammation of the vermiform appendix. Diverticulitis involves inflamed outpouchings.
常见问题
What is the Large intestine?
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What body system is the Large intestine part of?
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相关结构
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