The primary role of the large intestine is to 1. excrete fecal matter. 2. absorb nutrients. 3. ...

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Rationale 1: The large intestine is responsible for reabsorption of water and for fecal excretion.
Rationale 2: The small intestine absorbs nutrients and drugs.
Rationale 3: The stomach and small intestine excrete enzymes for digestion.
Rationale 4: Peristalsis is controlled by the autonomic nervous system.
Global Rationale: The large intestine is responsible for reabsorption of water and for fecal excretion. The small intestine absorbs nutrients and drugs. The stomach and small intestine excrete enzymes for digestion. Peristalsis is controlled by the autonomic nervous system.