1. Crime Scene Investigation Forensic Science

2. Copyright © Texas Education Agency 2011. All rights reserved. Images and other multimedia content used with permission. Processing a Crime Scene 1.Isolate and secure the scene 2.Document the scene 3.Search for evidence 4.Collect and package the evidence while maintaining the chain of custody 5.Submit the evidence for analysis 2

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15. 15 Temperature Stiffness Time Since of body of body Death Warm Cold Not stiff Stiff Not stiff Not dead more than 3 hrs Dead between 3 and 8 hrs Dead 8 to 36 hours Dead more than 36 hours

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17. 17 Lighter spots appear where the body was resting against the ground (less blood able to collect here). Dark patches indicate areas where blood was able to collect (close to the ground)

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26. Copyright © Texas Education Agency 2011. All rights reserved. Images and other multimedia content used with permission. Damage from a hammer Gunshot Wounds Healed Fractures

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30. Kendall/Hunt Publishing Company30 Sagittal suture LambdoidCoronal

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33. Male Female Sub Pubic Angle

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35. Kendall/Hunt Publishing Company35 Is this a male or female hand according to the above rule?

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44. Kendall/Hunt Publishing Company44  Model muscles on skull  Add fatty tissue around eyes and lacrimal glands  Add eyelids  Add the nose  Add the parotid gland  Add the ears  Cover all with layers of skin  Detail the face

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50. 50 += What Happened? Why Did It Happened? Who Did It? Crime Scene Evidence Collection Witness, Suspect and Motive Development Post Scene Evidence Processing Cause, manner, time of death Investigative Stage Psychological Profiling Means Motive Opportunity Identification and Arrest of Suspect

51. 51 It’s not what you know that hurts you, its what you think you know and it’s not so.....Mark Twain How does this apply to forensic science and crime investigations?

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