Boiology 201 Epithelial Tissue

Dawn Lawson 07/13/11 Bio 201 Essay 1 thither are octonary founts of epithelial meander used in the proper hunt of the world body. Each epithelial type has a ad hoc function, structure and location. The straightforward squamous interweave looks thirst a nonrepresentational pattern when viewed from above and like an pismire hill when viewed from the side. This create from raw stuff is located in the kidneys and lungs and acts as a filter. Simple three-dimensional tissue is to a greater extent proportionate than squamous tissue and has the same measurements on the vertical walls as on the horizontal surfaces. Simple cubiform tissue is classical for secernment and absorption and is located in the walls of gland ducts and in the tubules of the kidneys. The closely packed cells that look like an x-ray of human teeth make up the simple columnar tissue. This tissue, of import for absorption and secernment, is located in the digestive regions from the stomach to the anus. The chief(prenominal) function of the pseudo tell columnar epithelial is the secretion of mucus in the nasal and oral cavities as sinewy as the trachea. The heights of these cells vary and the nuclei are randomly placed. The tell squamous is made up of several layers of cells more flat anteriorly and becoming almost square as it goes deeper.

This is a tough tissue that acts as a protection for the more smashing deeper layers of tissue in all areas of the body that encounter abrasions i.e. skin, rima oris and vagina. transitional epithelium is similar to panty hose in the index to stretch in all di rections. The cells are squarer on the poll! and then become taller as the tissue deepens. Without this tissue we would non be able to hold our pee bandage we tried to point out a bathroom as it is this tissue that allows the stretch of the urinary reservoir organs such as the bladder. Stratified cuboidal and stratified columnar epitheliums are not very honey oil in the human body. Stratified cuboidal can be found in mammary and endeavor glands and may check two layers of simple cuboidal...If you want to rile a teeming essay, order it on our website: OrderCustomPaper.com

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