Skin
The appendix is an example of an unused organ in the digestive system. It is a small pouch located near the junction of the small and large intestines. While its exact function is not well understood, it is generally considered to be a vestigial organ with no significant role in digestion in humans.
The largest organ of a human is skin.
because like humans we have SMALL intestines and LARGE intenstines.
There is an organ, known as the caecum (or cecum), that is attched to the large intestine. It is important in an herbivores digestive system, as it helps break down raw plants. As herbivores, pigs are benefitted by this organs presence. In humans, however, the caecum has become a vestigial organ (the appendix).
The male organ of copulation in humans is the penis.
The answer to that is skin.
Plants,Animals and humans
organ
Compared to what? It is the only respiratory organ in humans.
In humans the appendix is a vestigal organ and has no function that we are currently aware of.
It depends on the organ, animal species, and disease, but generally, with the diseased organ.
nose!