Forensics Chapter 8 – Blood and Blood Spatter
Georgia Performance Standards
SFS3. Students will analyze the use of toxicology, serology, and DNA technology in forensic investigations.
d. Differentiate the forensic techniques used to distinguish human and animal blood
e. Analyze the physics of blood stain patterns.
Essential Questions
What is the composition of blood?
How is blood typed?
How is blood spatter analyzed to detect height and directionality?
How is human blood differentiated from animal blood?
Can you use blood spatter evidence to recreate the events at a crime scene?
Vocabulary
Agglutination (aka coagulation) Lines of Convergence
Antibodies Point of Origin
Antigen-antibody response Red blood cells
Cell-surface protein Satellite drop of blood
Plasma White blood cells
Platelets
Date / Classwork / Graded Assignments2/7 Tue / Warm-up: 3 things you know about blood typing
Fill-in Notes Ch. 8 Blood and Blood Spatter
Activity 8-2 Blood Typing
Ticket out – 321 Blood typing / Activity 8-2 ___/20
2/9 Thur / Warm-up: Animal vs Human blood
Class Read: Death’s Acre finish Ch. 6
Activity 8-1 Presumptive Test for Blood
Ticket out – 321 Blood testing vs TV / Activity 8-1 ___/20
2/13 Mon / Warm-up: Case Reading p. 208
Activity 8-3 Effect of Height on Blood Drops
Ticket out – 1 surprising result / Activity 8-3 ___/30
2/15 Wed / Warm-up: Case Reading p. 209
Activity 8-4 Blood Spatter Impact Angle
Ticket out – Did you get expected results? / Activity 8-4 ___/30
2/17 Fri / Warm-up: Blood & Blood Spatter Wordsearch
Activity 8-5 Area of Convergence
Video: CSI – “Blood Drops” with worksheet
Ticket out – 1 thing about blood you saw on CSI / Wordsearch ___/10
Activity 8-5 ___/10
2/22 Wed / Warm-up:
Activity 8-6 Point of Origin
Finish Video CSI – “Blood Drops”
Ticket out - / Activity 8-6 ___/25
2/24 Fri / Warm-up:
Activity 8-7 Crime Scene Investigation
Chapter review p. 211-214 #1-5 & 1-10 / Activity 8-7 ___/25
2/28 Tue / Blood typing and Spatter Review Questions
Review p. 211-214 / Review Questions
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