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Gastrointestinal System by Mind Map: Gastrointestinal System
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Gastrointestinal System

Liver

- produces bile, which emulsifies fat

Salivary Glands

- secrete saliva, which contains enzymes that initiate breakdown of CHO

Mouth

- mechanical breakdown of food; begins chemical digestion of CHO

Pharynx

- connects mouth with esophagus

Gallbladder (the green in color)

- stores bile and introduces it into small intestine

Pancreas (yellow in color)

- produces and secretes pancreatic juice, containing digestive enzymes and bicarbonate ions, into small intestine

ACCESSORY ORGANS

Esophagus

- peristalsis pushes food to stomach

Stomach

- secretes acid and enzymes. Mixes food with secretions to begin enzymatic secretion of CHON

Small intestine

- mixes food with bile and pancreatic juice. Final enzymatic breakdown of food molecules; main site of nutrient absorption

Large intestine

- absorbs water and electrolytes to form feces.

Rectum

-regulates elimination of feces

ALIMENTARY CANAL