What is the main purpose of the villi in the small intestine?

Practice Questions

Q1
What is the main purpose of the villi in the small intestine?
  1. Increase surface area for absorption
  2. Secrete digestive enzymes
  3. Transport waste
  4. Produce bile

Questions & Step-by-Step Solutions

What is the main purpose of the villi in the small intestine?
  • Step 1: Understand that the small intestine is where most nutrients from food are absorbed.
  • Step 2: Learn that villi are tiny, finger-like structures that line the inside of the small intestine.
  • Step 3: Realize that the main purpose of villi is to increase the surface area of the small intestine.
  • Step 4: Know that a larger surface area allows more nutrients to be absorbed from the food.
  • Step 5: Conclude that the more villi there are, the better the small intestine can absorb nutrients.
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