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1) Esophagus to the stomach - Transition of stratified squamous to pitted epithlium |
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2) Gastroduodenal junctions = See pits and villi |
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3) Villi of the intestine |
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4) Crypt = Deep into the lamina propria |
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5) microvilli with actin |
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6) Paneth cells = secrete lysozyme and prevents bacteria from taking over. |