Multiple choice

Which structure in intestine makes it different from the stomach?

  1. Submucosa

  2. Serosa

  3. Villi

  4. Digestive glands

  5. Digestive secretions
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Villi are finger-like projections that massively increase the surface area of the small intestine for absorption. The stomach lacks villi, having instead gastric folds (rugae). This structural difference is key to their different functions.

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