Multiple choice

Which of the given digestive organs does not have any known function?

  1. Gall bladder

  2. Rectum

  3. Colon

  4. Anus

  5. Appendix

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

The function of the appendix is unknown. One theory is that the appendix acts as a storehouse for good bacteria rebooting the digestive system after diarrheal illnesses. Other experts believe the appendix is just a useless remnant from our evolutionary past. Surgical removal of the appendix causes no observable health problems. 

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