Structure, This is the main lining, covering and glandular tissue of the body, Except for glandular epithelium, the cells will fit together in tight sheets. Neighboring cells join at many points including desmosomes and tight junctions, Always have one free surface or edge, known as the apical surface and is exposed to the exterior or body cavity, The lower surface, or basement membrane, is a structure less material excreted by epithelial and connective tissues, Are avascular in nature and rely on diffusion from the underlying capillaries of the connective tissue, Regenerate easily if properly perfused and well nourished, Function, Epithelial tissues function as protection, absorption, filtration, secretion, shape and arrangement, Squamous, Cuboidal, Columnar, Transitional, Simple, Stratified, Pseudostratified, Glandular, Parts of the body, skin surface, lining of body cavities, covers organs, stomach, urinary bladder

Epithelial tissue

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