death

NaturalAccidentalSuicidalHomicidalUndetermined

Manner...how did they die???

Heart attackHangingShootingBlunt force trauma

Cause...why did they die???

Heart stoppedLoss of bloodCessation of brain functionRespiratory arrest

Mechanism....what happened to the body for death to occur???

Victim found with knife in chestManner?could be homicide, suicide, accidentCause?could be puncture woundMechanism?could be loss of blood

You make the call….

Victim found on train tracksManner?accident or suicide or homicide or naturalCause?blunt force trauma or heart attackMechanism?cessation of brain function or heart stopped

More calls…

Victim found on bathroom floorManner?Natural…accident…homicideCause?We would need more informationMechanism?We would need more information

One more…

Victim found with empty pill bottleManner?Accident…suicide…homicideCause?Heart attackMechanism?Heart stopped

And more…

How do you determine time of death?

Blood spills from tissues to lower body partsBlood turns purple Lividity…pooling of bloodLividity begins 2 hours after deathUp to 8 hours, if body is pressed, color

disappearsAfter 8 hours, if body is pressed, color

remains

Livor mortis...death color

Begins within two hoursStarts at headMost rigid at 12 hoursDisappears between 36-48 hours

Rigor mortis...death stiffness

Temperature taken in the liverBody cools at a rate of 1.4 F (.78 C) each hour

for the first 12 hoursBody cools at a rate of .7 F (.39 C) each hour

after 12 hoursContinues to cool to reach surrounding

temperature

Algor mortis...death heat

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Within two daysCells break down, skin discoloredAfter four daysSkin blisters, abdomen swellsSix to ten daysCorpse bloats and may burst, body liquefies,

skin falls off

Stages of decomposition

Choose: A. Within 2 days. B. After 4 days. C. Within 6-10 days.

1. Fluids begin to leak from body openings as cell membranes rupture.

2. Discoloration of the face. 3. The skin sloughs off. 4. The skin blisters. 5. Green and purplish staining from blood

decomposition. 6. The corpse bloats. 7. Eyeballs and other tissues liquefy. 8. The abdomen swells. 9. Marbling appearance on the skin.

You make the call

1. C2. A3. C4. B5. A6. C7. C8. B9. A

The answers

Stomach contentHow much digestion has occurred4-6 hours for food to leave stomach12 more hours to leave the small intestineInsectsDetermine stage of development

Other methods