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Question

Which is not a vestigal organ in man?

A
Wisdom teeth
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B
Muscles of external ear-pinna
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C
Fossa ovails
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D
Ileum
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Solution

The correct option is D Ileum
Any organ or body parts that have lost their ancestral function is called as vestigial organ such as wisdom teeth, appendix, fossa ovalis, muscles of ear pinna. Whereas ileum is the third part of the small intestine which helps in digestion and absorption of nutrients. Thus, the correct answer is option D.

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