16-3 final digestion and absorption
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16-3 Final Digestion and Absorption. What Happens in the Small Intestine?. Small intestine - p.526. The part of the digestive system in which most chemical digestion takes place. Small intestine - p.526. Small Intestine. Small intestine - p.526. Liver - p.527. - PowerPoint PPT PresentationTRANSCRIPT
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16-3 Final Digestion and Absorption
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What Happens in the Small Intestine?
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Small intestine - p.526
• The part of the digestive system in which most chemical digestion takes place.
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Small intestine - p.526
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Small Intestine
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Small intestine - p.526
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Liver - p.527
• The largest and heaviest organ inside the body.
• The liver produces bile
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Liver - p.527
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Liver - p.527
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Bile - p.527
• A substance produced by the liver that breaks up fat particles.
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Bile - p.527
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Bile - p.527
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Gallbladder - p.527
• The organ that stores bile after it is produced by the liver.
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Gallstones
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Gallstones
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Pancreas - p.528
• A triangular organ that produces enzymes that flow into the small intestine
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Pancreas - p.528
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Pancreas - p.528
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Circulatory System
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Villi - p.528
• Tiny finger-shaped structures that cover the inner surface of the small intestine and provide a large surface area through which digested food is absorbed.
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Villi - p.528
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Villi - p.528
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What Happens in the Large Intestine?
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Large intestine - p.529
• The last section of the digestive system, where water is absorbed from food and the remaining material is eliminated from the body.
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Large intestine - p.529
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Large intestine - p.529
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Rectum - p.529
• A short tube at the end of the large intestine where waste material is compressed into a solid form before being eliminated.
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Rectum - p.529
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Rectum - p.529
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Exiting the Body
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Anus - p.542
• The opening at the end of an organism’s digestive system through which wastes exit.
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Anus - p.542
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