U.S. Postal Inspectors are law enforcement agents, much like police officers and detectives, who maintain the integrity of the U.S. postal system. To become a postal inspector you must be able to fulfill certain duties and meet specific requirements.
epithelial cell, any one of several cells arranged in one or more layers that form part of a covering or lining of a body surface.The cells usually adhere to one other along their edges and surfaces. One surface is free, and the other rests on a noncellular basement membrane.See also epithelial tissue.ny of the cells forming the cellular sheets that cover surfaces, both inside and outside the body. Epithelial cells are closely packed and take on polyhedral shapes, from tall (columnar) through squat (cuboidal) to flat (squamous).
Epithelial cells in urine: Types. Many varieties of epithelial cells are present across the body. However, the urinary tract is composed of three types of epithelial cells, i.e. squamous, renal tubular, and transitional cells.The squamous epithelial cells are generally located in the vagina, the outer areas of the urethra and on the skin.ince the urinary tract is also an orifice in the body, it is but a foregone conclusion that it will contain epithelial cells. Therefore, any checkup of the urine is bound to show the presence of epithelial cells in urine. The epithelial cells in urine are usually detected via a microscopic analysis of urine.