What anatomical structures are considered rudimentary?

By rudimentary organs are meant organs that have lost their significance in the course of evolution. Also, these bodies are called vestigial. The presence of these organs in humans confirms its origin from animals. These organs arise in the embryo, but with further growth of the embryo these organs do not develop.
The ear muscles, appendix, tailbone, third eyelid, wisdom teeth can be examples of rudiments in the human body.
In animals, examples of rudiments include the presence of a fibula in birds or the presence of eyes in a mole.



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