#digestive system notes

[er-cryptid]

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Digestive Tract Histology

Enteric Plexus -- exit the spinal cord -- innervate and coordinate contraction

Myenteric Plexus -- exit the spinal cord -- innervate and coordinate contraction

Submucosal Plexus -- exit the spinal cord -- innervate and coordinate contraction

Mucosa -- smooth muscle

Submucosa -- area for blood vessels to enter mucosa

Muscularis -- two layers of muscle -- used for peristalsis and segmentation

Serosa -- serous membrane -- outer layer contracts with thoracic cavity

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[er-cryptid]

Digestive System

-- functions      -- supplies the body with nutrients      -- absorbs substances      -- disposes of waste

-- structures      -- mouth      -- esophagus      -- stomach      -- duodenum      -- liver      -- bowels      -- small intestine      -- large intestine      -- appendix

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