HERVE CONGE, ISM / SCIENCE PHOTO LIBRARY HERVE CONGE, ISM / SCIENCE PHOTO LIBRARY
Light micrograph of a section through the wall of the oesophagus. At top is the lumen through which food passes from the mouth to the stomach; the mucosa (pink, at centre) is a thick and protective layer of stratified squamous epithelium; beneath that lies the lamina propria containing blood vessels and connective tissue. Magnification: x100 at 24x36mm size.
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