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Digestive System Justin Arteaga, Period 6 - Coggle Diagram

- - - - Nonkeratinized stratified squamous in mouth, esophagus, and anus; protection against friction
      - Simple columnar in intestine for absorption and secretion
    - - Areolar connective tissue
      - Contains blood/lymphatic vessels for nourishment and immunity
  - - - Inner circular layer: decrease size in lumen
      - Outer longitudinal layer: shortens intestine