Question

what is epithelial tissue??

Answer 1

Epithelial tissues line the outer surfaces of organs and blood vessels throughout the body, as well as the inner surfaces of cavities in many internal organs. An example is the epidermis, the outermost layer of the skin. There are three principal shapes of epithelial cell: squamous, columnar, and cuboidal.
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Answer 2

epithelial tissue is a thin protective continuous sheet of cells. and covers the surface of the body and lines the various body cavities and internal organs including blood vessels. the epithelial tissue functions for protection, absorption ,secretion, sensory perception. the maybe flat ,cuboidal or columnar in shape.
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