R29-31

Death Investigators determine several things about death - How it occurred - When it happened - What caused it The manner of deaths falls into one of five categories - Natural - Died in an environment not considered hostiley - Accident - Fell victim to a hostel environment - Suicide - The person caused his own death - Homicide - Someone else cause the death - Undetermined The first officer on the scene determines if it is suspicious death or not. Calls DI if so Postmortem Interval - PMI

DI makes an estimate of the time of death when he or she arrives at the scene 1. Body Temp. Cools at a one to one and one half degrees per hour until it reaches the temp around the body Many things can cause this to be inaccurate 2. Discoloration It appears one to two hours after death forms at the body part closet to the ground. Fixes itself in about eight to ten hours 3. Rigor Mortis Right after death the bodies go limp but, after within 15 minutes and 15 hours the body becomes very stiff heat speeds it up 4. Ocular Indicators Eyes remain open after death a thin layer of film forms on the surface. Two to three hours 5. Food digestion Based on a dependable rate of how fast you food is digested. There are so many things that can cause this to change so it is not always very accurate. 6. Personal Factors Creating a time line of when someone was last seen or know the aboutness of. 7. Decay/ Decomposition rates DI take in account of their surrounding and what they have learned to make a guess based on the environment that the body is in Showing the body may have been moved Serving specimens for toxicology or drug analysis Providing DNA material from insect ingestion contents Supporting or contracting an alibi Assessing when wounds were made to the body
 * Time of Death**