The Small Intestine

The Small Intestine The Small Intestine • Most digestion and absorption of nutrients occur • Length provides a large surface …

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The Pancreas

The Pancreas • A retroperitoneal gland • About 12–15 cm long and 2.5 cm thick • Lies posterior to the …

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The Stomach

The Stomach • J-shaped enlargement of the GI tract • Most distensible part of the GI tract • Connects esophagus …

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Mouth

Mouth • Formed by the cheeks, hard and soft palates, lips, and tongue • The vestibule: Space bounded externally by …

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