Human Digestive System · NCERT Biology

The 'Crypts of Lieberkuhn' are found in which layer of the intestinal wall?

  1. Serosal layer
  2. Muscular layer
  3. Sub-mucosal layer
  4. Mucosa
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Correct answer: Mucosa

Crypts of Lieberkuhn are tubular glands located in the mucosal layer between the bases of the villi in the small intestine. They secrete succus entericus, which contains various digestive enzymes.

Difficulty: Medium Question 9 of 20

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