Human Digestive System · NCERT Biology

Which of the following is the correct sequence of the three parts of the small intestine?

  1. Duodenum -> Ileum -> Jejunum
  2. Jejunum -> Duodenum -> Ileum
  3. Duodenum -> Jejunum -> Ileum
  4. Ileum -> Jejunum -> Duodenum
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Correct answer: Duodenum -> Jejunum -> Ileum

The small intestine starts with the C-shaped duodenum, followed by the long coiled middle portion called the jejunum, and ends with the highly coiled ileum.

Difficulty: Medium Question 6 of 20

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