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Forensic Investigation Curriculum (pdf) - Darien Public Schools

Forensic Investigation Curriculum (pdf) - Darien Public Schools

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Unit 5: Serology (Blood Typing & Spatter Analysis)<br />

Essential Question 1: What is blood, and how is it significant in forensic investigation?<br />

Essential Question 2: How is blood found, identified, collected, and analyzed in crime<br />

scene reconstruction?<br />

CONTENT KNOWLEDGE OBJECTIVES<br />

Initial Understanding<br />

� List the components and functions of the human cardiovascular system.<br />

� Describe the composition of blood.<br />

Developing an Interpretation<br />

� Explain how oxygen is carried by a red blood cell.<br />

� State the characteristics and function of each part of human blood.<br />

Making Connections<br />

� Discuss the physical characteristics and behavior of blood, and how these make<br />

blood an important source of evidence in crime-scene reconstruction.<br />

� Demonstrate why blood typing is class evidence, and not individual evidence, and<br />

relate this to human genetics.<br />

� Explain how blood evidence must be collected and stored, and why.<br />

Taking a Critical Stance<br />

� Prioritize the usefulness of each component of blood in forensic investigation.<br />

� Identify different patterns in blood spatter.<br />

� Calculate impact angles, points of convergence and origin for blood spatter<br />

patterns.<br />

40

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