Word: epithelium
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Dates: during 2000-2009
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...eight teaspoons of sugar dissolved in a liter of water then administered gradually - at a cost of literally pennies per child. The Mechanism When ORS reaches the small intestine, the sodium-glucose co-transport pathway moves sugar from the hollow part of the intestine (lumen) to its lining (epithelium) through the villi. Sugar makes the salt absorption more efficient, and salt promotes water's absorption into the capillary-rich intestinal walls. Intestinal Villi Tiny finger-like projections in the small intestine's lining absorb fluid and nutrients into the blood through the capillary-rich layer beneath the epithelium. From there...