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Small fingerlike projection extending into the interior of the small intestine and increasing the absorptive area of the intestinal wall. Digested nutrients, including sugars and amino acids, pass into the villi and are carried away by the circulating blood.
Red, white, and blue are the pan-Slav colours. The small shields represent Croatia Ancient, Dubrovnik, Dalmatia, Istria, and Slavonia. The flag is based on the tricolour used during World War II. Effective date: 22 December 1990.