Multiple choice

Approximately, how much is the length of whole digestive system in healthy humans?

  1. 3 m

  2. 5 m

  3. 7 m

  4. 9 m
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The human digestive system from mouth to anus is approximately 9 meters (30 feet) long, including the esophagus (~25 cm), stomach (~25 cm), small intestine (~6 meters), and large intestine (~1.5 meters).

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