BIO 202 — Human Anatomy & Physiology II
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Intestinal Microstructure Model

Identify the listed regions, layers, and structures on the digestive tract model

Microstructure Model unlabeled Regions:
  • Esophagus
  • Stomach
  • Jejunum
  • Colon

Layers:
  • Mucosa:
       Stratfied squamous epithelium (esophagus)
       Simple columnar epithelium (all others)
       Muscularis mucosae (smooth muscle)
  • Submucosa
  • Muscularis externa:
       Longitudinal layer
       Circular layer
  • Serosa

Other Features:
  • Esophogeal gland (esophagus)
  • Mucus gland (all others)
  • Gastric pits (stomach)
  • Villi (small intestine)
  • Intestinal crypts (intestines)

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This page last updated 13 March 2014 by Udo M. Savalli ()
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