II. Anatomy: Bowel Wall Layers

  1. Longitudinal Muscle (outer layer)
  2. Myenteric PLexus (Auerbach's Plexus)
  3. Circular Muscle
  4. Submucosa
  5. Submucosal Plexus (Meissner's Plexus)
  6. Epithelium (inner layer)

III. Components

  1. Small Bowel
    1. Duodenum
    2. Jejunum
    3. Ileum
  2. Large Bowel
    1. Cecum
    2. Ascending Colon
    3. Transverse Colon
    4. Descending Colon
    5. Sigmoid Colon
    6. Rectum

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