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1. Chapter 14 Digestive System Wall of the Digestive Tract
Mucosa – mucous epithelium
Submucosa – connective tissue
Muscularis - 2 or 3 layers of smooth muscle
Serosa – serous membrane covering outside of abdominal organs: attaches digestive tract to wall of cavity by forming folds called mesenteries.
2. Chapter 14 Digestive System