Really unusual cross-question?
Answers: Upon death, the body begin decomposing hastily. The first noticeable stages are coolness and a wax resembling feeling to the touch (even formerly being embalmed), and rigor mortis.
Assuming mild temperature, rigor usually sets in roughly 3-4 hours after clinical death, next to full rigor being within effect at about 12 hours, and eventually subsiding to relaxation at something like 72 hours. Times for the onset of rigor mortis can swing from a few minutes to several hours depending on the ambient temperature. Factors influencing rigor mortis include the age and condition of the body, as capably as the mode of death and the surroundings. For example, rigor mortis will tend to set within faster in those who be active straight prior to death.
Rate of decomposition depends on environmental conditions From this point on outlook is very well-run at breaking down human corpses, and decomposition is well below way by the time that burial or cremation occur. However, the exact rate of decomposition depends to some extent on environmental conditions. Decomposition in the heavens is twice as fast as when the body is below water and 4 times as speedy as underground. Corpses are preserved longer when buried deeper, as long as the ground is not waterlogged. The intestines are packed near millions of micro-organisms which don't die with the party. These organisms start to break down the dead cell of the intestines, while some, especially bacteria call clostridia and coliforms, start to invade other parts of the body. At the same time the body undergo its own intrinsic breakdown under the deed of enzymes and other chemicals which have be released by the dead cell. The pancreas, for example, is usually packed next to digestive enzymes, and so rapidly digests itself. Gases include methane and hydrogen sulphide The bad tissues release green substances and gas which make the skin green/blue and blistered, starting on the belly. The front of the body swells, the tongue may protrude and fluid from the lungs oozes out of the mouth and nostrils. This unpleasant verbs is added to by a terrible smell as gas such as hydrogen sulphide (the rotten egg smell gas), methane and traces of mercaptans are released. This stage is reached within temperate countries after something like 4-6 days, much faster in the tropics and slower surrounded by cold or dry conditions. A corpse left above ground is next rapidly broken down by insects and animals, including bluebottles and carrion fly maggots, followed by beetle, ants and wasps. In the tropics, a corpse can become a moving mass of maggots within 24 hours. If within are no animals to destroy the body, quill, nails and teeth become detached in a few weeks and after a month or so the tissues become liquefied, and the main body cavity burst open. Burial within a coffin slows the process The whole process is roughly slower in a coffin, and the body may remain identifiable for lots months. Some tissues, such as tendons and ligaments, are more resistant to decomposition while the uterus and prostate glands may last several months. But in a year all to be exact usually left is the skeleton and teeth, beside traces of the tissues on them - it takes 40-50 years for the bones to become dry and brittle contained by a coffin. In soil of neutral tang, bones may last for hundreds of years, while tart peaty soil gradually dissolves the bones."
Dr Trisha Macnair http://www.bbc.co.uk/health/ask_doctor/d...
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