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Chapter 18
Anatomy
| mouth | mixes food with salivary secretions; taste, chewing |
| salivary glands | lubricate food; produce buffers and enzymes that begin digestion |
| pharynx | passageway shared with respiratory system, leads to esophagus |
| esophagus | delivers food to stomach |
| stomach | secretes acids and digestive enzymes that break down proteins |
| small intestine | secretes enzymes and other factors for nutrient digestion; absorbs nutrients |
| liver | secretes bile needed for lipid digestion; synthesizes blood proteins; stores lipid and carbohydrate reserves |
| gallbladder | stores bile for release into small intestine |
| pancreas | secretes digestive enzymes and buffers into small intestine; produces hormones |
| large intestine | removes water from nondigested material; stores wastes |
| anus | opening to exterior for discharge of feces |