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The Death Investigation Process, Aminaaz Brar - Coggle Diagram

- - - - is when
        
        A person died in any of the circumstances mentioned in section 10, the coroner shall issue a warrant to take possession of the body and shall examine the body and make such investigation
    - - Inquest: Public hearing/forum to address matters of public health and safety
        
        two types
        
        Mandatory: required by law
        
        Discretionary: at the discretion of the coroner
- - - - types
        
        Blunt force
        
        types
        
        Abrasion (scrape), Contusion (bruise), Laceration (tear), Fracture (break)
        
        Sharp force
        
        types
        
        Stab wound, Incised wound, Chop wound, therapeutic/diagnosed wound
        
        Firearm
        
        range of fire
        
        Contact, Close, Intermediate, distant/intermediate
        
        types
        
        Entrance Gunshot Wound
        
        Exit Gunshot Wound
        
        Asphyxia
        
        classifications
        
        Mechanical asphyxia (pressure on outside of body): traumatic (large heavy object) , positional (body position), crush (eg. riots)
        
        External neck compression: Manual strangulation, Ligature strangulation, Hanging, choke holds and autoerotic
        
        Chemical asphyxia
        
        Plastic bag asphyxia
        
        Drowing
        
        Environment
        
        caused by
        
        Cold envirmental, fire, electricity, heat stroke
- - - - Examining
- - - - Location of death: “where”
        
        Cause of death: “how”
        
        Manner of death: “by what means”
        
        Manner of death; 1-Natural,
        2-Accident,
        3-Suicide,
        4-Homicide,
        5-Undetermined
        
        undetermined if
        
        1- Insufficient evidence
        2- Equal evidence
        
        2 more items...
        
        Cause of Death (COD); initial injury or disease that produces a sequence of events that results in death
        
        determined by
        
        Finds Answers for
        
        Searching for human remains or grave
        
        Search Indicators: abnormalities used to detect burial site
        
        examples
        
        plant growth, animal activity, insect activity, human intervention
        
        insect activity
        
        1 more item...
        
        Clandestine Grave; shallow hidden pit used for burial
      - determined by
        
        Postmortem Time Interval and Dating of Injuries
        
        postmortem changes
        
        Rigor Mortis
        
        Algor Mortis
        
        Livor Mortis
        
        Degree of decomposition
        
        determined by
        
        Forensic Entomologist
        
        2 more items...
    - - Presumptive (Non-scientific)
        
        Examples
        
        Visual identification
        
        Physical attributes or biologic profiling e.g. age, sex, stature, healed injuries, congenital
        
        Distinctive marks e.g. tattoos, scars, piercings
        
        Circumstantial evidence e.g. associated clothing, documents, belongings
        
        observed during
      - Definitive (Scientific)
        
        Examples
        
        Fingerprint comparison – System of identification based on classification of finger ridge patterns
        
        Odontology – Comparison of dental fillings, distinctive configuration of bony structures of jaw, teeth roots, and nearby sinuses
        
        Deoxyribonucleic acid – Nuclear DNA or mitochondrial DNA comparison
        
        Radiology – Comparison of distinctive markings or characteristics – e.g. cranial sinuses, orthopedic devices, distinctive calcified structures (e.g. heart valves, phlebolith, granuloma)
        
        Medical hardware or implanted device – Medical device with unique serial number
        
        observed during
- - - - The use of insects in legal investigations
- - - - Documentation: scene reconstruction use of photos, videos, maps
        Search/Excavation: point of interest, set perimeter, PPE
        Recovery
    - - Forensic Taphonomy: everything affecting the body after death
        
        looks at
        
        where/how body was found and if the body was moved.
        
        examples
        
        animal, gravity (cliff), water, weather
        
        determines