Ключевые слова: absorption, anatomical, anatomy, biology, cell, cells, cilia, ciliated epithelium, close, close up, closeup, colon, columnar, columnar epithelium, cross section, cytological, digestion, digestive, duodenum, epithelial, epithelial cells, epithelial tissue, epithelium, gastrointestinal, gut, histological, histology, histopathology, human, intestinal, intestinal health, intestinal villus, intestine, intestines, large intestine, macro, magnification, magnifying, magnifying glass, medical, microbiology, micrograph, microscope, microscopic, microscopic view, microscopy, microvilli, mucosa, nutrition, organ, photomicrograph, pseudostratified, science, scientific, section, simple columnar epithelium, squamous, stomach, submucosa, system, tissue, tumor, up, villi,