It certainly isn't going to do the rest of his body any good. There's a reason why the digestive system is self-contained, hehe. Digestive contents, food, crap, and whatever else is in there don't tend to mix well with the rest of the body and can cause massive infections.
Back in the old West, it was said that to shoot a man in the gut (meaning stomach or intestines) was dooming him to a horribly slow and painful death.