ZEPHYR / SCIENCE PHOTO LIBRARY ZEPHYR / SCIENCE PHOTO LIBRARY
Large intestine. Coloured 3D computed tomography scan of a normal human large intestine, seen from the front (anterior anatomical view). This is the large intestine of a a 38-year-old man. The large intestine consists of the caecum, the colon, and the rectum. It runs from centre right round and down to lower centre. The main function is to absorb water from the remains of digested food, with the remaining waste (faeces) removed by defecation.
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