constitutional_part_of Unilaminar epithelium Epithelial cell Epitheliocyte FMA:66768 Somatic cell which has as its part a cytoskeleton that allows for tight cell to cell contact and for cell polarity where apical part is directed towards the lumen and the basal part to the basal lamina. It may either contain keratin, vimentin or vimentin-like intermediate filaments. fma Somatic cell Portion of epithelium