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Simple columnar epithelium. Labels: a, the cells; b, intercellular substance between the lower end of cells. "The columnar epithelium is a variety of simple epithelium in which the cells have a prismatic shape, and are set upright on the surface which they cover. It is found in its most characteristic form lining the mucous membrane of the intestinal canal."—Kimber, 1907

Simple Columnar Epithelium

Simple columnar epithelium. Labels: a, the cells; b, intercellular substance between the lower end of…