1 Stratified signifies two or more layers of epithelial cells. 2  By convention, a stratified epithelium is described according to the shape of cells on its free surface. 3  Regardless of whether the surface cells are squamous, cuboidal, or columnar, the underlying cells are usually cuboidal. A columnar epithelium is often associated with secretion or absorption.  2 Glandular describes epithelial tissue found in glands and specialized for exocrine or endocrine secretion.  3 Transitional describes a specialized type of epithelium which lines urinary passages.
Discover the historic South Street Seaport district of New York City on this guided walking tour. This thriving area features some of the oldest architecture in downtown Manhattan, including renovated original mercantile buildings, plus modern tourist malls with food, shopping and nightlife.
South Portland is more commercial and industrial, but the nice towns pick up again in the South Coast area through Old Orchard Beach, Biddeford, Kennebunk, Kennebunkport and Kittery to the Massachusetts border. Biddeford in particular is growing rapidly as home to the growing University of New England.