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Larger Image The epithelium of the colon. The simple columnar epithelium of the colon contains mucous secreting goblet cells. Goblet cells reach the apical surface of the epithelium and release their contents via merocrine secretion (aka exocytosis). Image published in: Color Atlas of Xenopus laevis Histology Permanent Image Page Printer Friendly View XB-IMG-158249 |