Which of these is/are the function(s) of epithelial tissue?
Covering and lining
Absorption
Secretion
Epithelial tissue lines the surfaces of the body. It consists of a layer of cells that are packed tightly together. Epithelial tissue is a barrier that prevents things like bacteria from passing through. The largest epithelial tissue in humans is our skin. Epithelial tissue also functions to absorb, secrete, and excrete substances.