Indicate whether each statement is true or false: 1. The intestinal mucosa produces most of the...

Indicate whether each statement is true or false:

1. The intestinal mucosa produces most of the secretions that enter the small intestine, but the secretions of the spleen and the pancreas also enter the small intestine and play essential roles in digestion.   True  False
2. The mucus produced by the intestinal and duodenal glands and the goblet cells protects the wall of the intestine from the effects of the acidic chyme and from digestive enzymes.   True  False
3. Small molecules, which are breakdown products of digestion, are absorbed through the microvilli and enter the circulatory or lymphatic system.   True  False
4. Mixing, propulsion, and mass peristalsis are the primary mechanical functions of the small intestine. True False

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Expert Solution

Sydney Mullin answered 1 year ago

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