Small Intestine - Size and Divisions

Size and Divisions

The average length of the small intestine in an adult human male is 6.9 m (22 feet 6 inches), and in the adult female 7.1 m (23 feet 4 inches). It can vary greatly, from as short as 4.6 m (15 feet) to as long as 9.8 m (32 feet). It is approximately 2.5–3 cm in diameter.

The small intestine is divided into three structural parts:

  • Duodenum
  • Jejunum
  • Ileum

Read more about this topic:  Small Intestine

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