epitheliosis

(ep-x-the-li-o's is) trachoma-like proliferation of the epithelium of the conjunctiva, noted in Paul's reaction, and occurring endemically in certain islands of the Pacific ocean. nipple, a term applied originally to the thin skin covering the nipples and the papillary layer of the border of the lips.] [BNA]. The purely cellular, nonvascular layer covering all the free surfaces, cutaneous, mucous and serous, including the glands and other structures derived therefrom, cil'iated e., e. of column a cells the free borders of which are surmounted by tapering filaments, or cilia; it is found in the air-pa ages, colum'nar e., e. formed of prismatic cells set close together, ger'minal e., a layer of epithelial cells on each side of the mesentery of the primitive intestinal tube, forming later the primitive sperm cells in the male, and in the female forming a layer of large cuboidal cells over the ovary, lam'inated e., stratified e. pave'ment e., simple e., compound of a single layer of squamous or scaly cells; the e. of the pulmonary alveoli and the endothelium of serous membranes and of the blood-ve els are of this variety, str at'ified e., e. occurring in the form of several superposed layers, the cells differing in shape in the different layers. te 'ellated e., pavement e. with overlapping squamous cells., trans i'tional e., stratified e. of two or three layers, each of which is formed by a transformation of the cells from the layer below; it occurs in the renal pelvis, ureter, and bladder. of epithelium over a denuded surface. application, such as a poultice, but not a plaster or ointment. an antitoxin than has the toxin; a toxon. ium. trichion, a small hair.] A membrane or outer layer of epidermis enveloping the embryo.