ANT205H5 Lecture Notes - Lecture 9: Post-Mortem Interval, Livor Mortis, Algor Mortis
Document Summary
The more time that has passed, the less precise the calculation. Don"t get specific time only large window. 3 methods: coporal, decomposition, environmental insects, leaf layers roots, artifacts, habitual activities, most people have a routine. Early decompositional stages forensic pathologist: anthropologists are consultants of the coroner, me employed by medical examiner"s office. Our knowledge needs to be grounded in the entire process of decomposition. Blue-green discoloration of lower abdomen (24 hours: bacteria and enzymes migrate from bowl to body tissue. Bacteria and enzymes spread throughout abdominal region (36 hours) skin colour will become paler and progress into other colours: pale - green purple dark brown black, 1st head, nose, ears. Marbling: purplish black discolouration of skin, hemoglobin breaks down. Bloat & pressure: blistering, contains decompositional fluids, skin slippage, face & trunk (36-48 hours) 4-7 days: gas & fluids exist body orifices, hair & nails loosen shed skin soft tissue collapse.
