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- Word comparison: endothelium vs. mesothelium
endothelium vs. mesothelium
noun
plural
endotheliaa type of epithelium composed of a single layer of smooth, thin cells that lines the heart, blood vessels, lymphatics, and serous cavities.
noun
Anatomy, Embryology.
plural
mesotheliaepithelium of mesodermal origin, which lines the body cavities.