What is epithelial tissues? Explain and it\'s types.

1.	What is epithelial tissues? Explain and it\'s types.
Answer» \tTYPES OF TISSUES\xa0STRUCTURE\xa0FUNCTIONEXAMPLE\xa0Simple SquamousIt forms a single layer of flat cells which is in contact with the basal lamina.It helps in the filtration or diffusion of molecules.Lining of Bowman\'s capsuleSimple CuboidalIt forms a single thick layer and is made of cube-shaped cells.\xa0It helps in secretions.Lines the salivary glandsSimple Columnar\xa0It forms a uni-layered, elongated shaped cells.It helps in the secretion of digestive fluids and absorbs nutrients.Lining layer of intestinal mucosa\xa0Pseudostratified\xa0It appears 2-3 layered (but in actual it is single layered).It helps in removing mucus.Lines the respiratory tracts\xa0Stratified SquamousIt consists of squamous (flattened) epithelial cells arranged in layers over a basal membrane.\xa0It forms a protective layer, block diffusion/microbes.\xa0Epidermis of skinTransitionalThe shape of the surface cells changes/ transition depending on the degree of stretch.It allows considerable stretching.Lining of the urinary bladder\t

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