Word: chyme
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Dates: during 1930-1939
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...minutes after the food enters, the stomach secretes hydrochloric acid and pepsin which digest the food into a sour semifluid called chyme. The stomach churns this chyme, pumps it through a valve called the pylorus (gatekeeper) into the duodenum...
...duodenum, eleven inches long, is the beginning of the long small intestine. Here enter juices from the gall-bladder and pancreas. Those juices with the help of the duodenum's own alkaline secretions (mainly sodium bicarbonate), reduce the sour chyme's acidity. While this chemistry is going on, the duodenum pumps the mix forward into the next section of the intestine, the 8 ft. jejunum. During passage through the jejunum the alkalinization of the chyme ordinarily completes itself. The chyme becomes chyle, a creamy, nourishing substance which, while welling through more yardage of intestine, passes into the blood...
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