The vermiform appendix has been proposed to be the shrunken remainder of the cecum that was found in a remote ancestor of humans, but a 2013 study refutes the idea of an inverse relationship between cecum size and appendix size and presence.
The vermiform appendix has been proposed to be the shrunken remainder of the cecum that was found in a remote ancestor of humans. A 2013 study, however, refutes the idea of an inverse relationship between cecum size and appendix size and presence.