Which of the Following is True of the Appendix

Question

Which of the following is true of the appendix?
A) The appendix is vestigial and serves no use whatsoever.
B) The appendix is an extension of the last segment of the small intestine.
C) The appendix's main role is absorbing fats.
D) The appendix contains lymphoid nodules similar to tonsils.

Accepted Answer

The appendix contains lymphoid nodules similar to tonsils and has a role in immune function. It is not vestigial, as recent research suggests it may play a role in maintaining gut bacteria, and it is not an extension of the small intestine or involved in fat absorption.