COURSES
Description of Digestion
Proteins Carbohydrates Lipids
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Must first be broken down into smaller units before it can be absorbed by the intestinal wall cell
Broken down by enzymes embedded in the cellular membrane of the intestinal wall cell
Broken down into smaller molecules by bile salts
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While both the small and large intestines absorb water, they do not share the job equally. Consider the following typical measurements.
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Volume entering the small intestine: 8200 mL What percentage of the water entering the small
intestine is absorbed by the small
intestine?
%
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Volume entering the large intestine: 440 mL
Volume leaving the large intestine: 140 mL
In contrast, what percentage of the water entering the small intestine is absorbed by the
large intestine?
%
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A typical volume leaving the large intestine might be 140 mL. If the volume exiting the large intestine were 364 mL, then it would most likely indicate
a case of
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