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.
People from all over the city enjoy taking a stroll around Castle Island, a Revolutionary War-era fort and 22-acre park that is connected to the mainland. Southie Pride is on full display in March when city residents flock to the neighborhood to enjoy the annual South Boston St. Patrick's Day Parade.Today the breathtaking South Boston Waterfront is emerging as Boston's newest neighborhood.Already home to the Boston Convention and Exhibition Center, planned development for the Waterfront includes residential, office, retail, and hotel use.The Institute for Contemporary Art, slated to open in September, stands as an iconic symbol of the South Boston Waterfront's unlimited potential.lready home to the Boston Convention and Exhibition Center, planned development for the Waterfront includes residential, office, retail, and hotel use. The Institute for Contemporary Art, slated to open in September, stands as an iconic symbol of the South Boston Waterfront's unlimited potential.