Nutrition facts for Chayote (1item 300g) Nutrition info displayed such as percent meal value and PFC balance scales are based on a 1800 calorie diet for women between ages 18 and 29 years old weighing around 112 pounds and daily nutritional requirements.
A few days after death, these bacteria and enzymes start the process of breaking down their host. The pancreas is full of so many bacteria that it essentially digests itself [source: Macnair]. As these organisms work their way to other organs, the body becomes discolored, first turning green, then purple, then black.
As a microbiologist I find your question fascinating, mainly because my favorite little microbes play a large part in what happens to a human body after death. Some people might find it disgusting, but if you look at it from the level of the microbes, insects, and other animals involved it is just a normal part of life. Be prepared anyway because this isn't going to be pretty. First of all let's look at what happens to the human body at the time of death and soon after. At the very moment of death the heart stops beating and the lungs stop breathing. This means that the cells in the body will no longer receive blood and oxygen.