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Question


The first few centimeters of the duodenum are protected by a thick secretion of mucus from the

A
microvilli
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B
pancreatic duct
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C
goblet cells of duodenal (Brunner's) glands
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D
intestinal gland (crypts of Lieberkuhn)
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Solution

The correct option is A goblet cells of duodenal (Brunner's) glands
Brunner's gland in the duodenum secrete mucus. The mucus secreted by Brunner's gland is alkaline and helps to neutralize the acid chyme produced by the stomach, to produce chyme with a pH suitable for the digestive enzymes of the small intestine.
So, the correct answer is 'goblet cells of duodenal (Brunner's) gland'

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