USMLE Exam Prep

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The shortest and widest portion of the small intestine is known as the:
  1. Ileum
  2. Jejunum
  3. Duodenum
  4. Villi
Explanation
Answer - C - The duodenum is the shortest and widest portion of the small intestine. The jejunum and ileum make up the other parts of the small intestine. Villi are small wavelike folds that line the small intestine.
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