Name______FS-___

Review Given on MAY 9

FS Review for SPRING FINAL EXAM

ANSWER THE FOLLOWING QUESTIONS ON YOUR OWN PAPER. YOU MUST TURN IN A REVIEW ON THE DAY OF YOUR EXAM .

Chapter 17 Ballistics-define the following words.

You may use DIAGRAMS to illustrate vocab words

Ballistics
Breech
Bullet
Caliber
Cartridge / Firing pin
GSR
Lands
Grooves
trajectory

1. What is rifling and how does it affect the flight of a projectile?

2. Describe the sequence of events in firing a gun

3. Use a diagram to illustrate the markings on both the case and the bullet that is used byforensic investigators to match unknown bullets with known. Indicate if each mark is class or individual evidence.

4.Describe how trajectory is used to identify the location of a shooter. Use an illustration to show where an investigator would test for the presence of GSR

5.What is the FIRST step in the collection of any type of impression evidence? (shoe prints, fingerprints, tire prints, tool marks, bite marks, bullets and cases_

Chapter 8 Blood and Blood Spatter

Angle of impact
Back spatter
Draw back effect
lines of convergence / Point of origin
Satellite
Spike or spine

6. What is meant by PASSIVE, PROJECTED and TRANSFER patterns

7. Draw each of the following patterns: arterial spurt, void, wipe, swipe, pool, flow, cast off. Indicate each as high, medium or low velocity

8. Explain how blood can be both class and individual evidence.

9. What are the first 3 steps in blood analysis?

10. Explain how lines of convergence are made and used to determine the point of origin.

11. List 6 pieces of information that can be determined from the analysis of blood spatter.

Chapter 11 Death and Decomposition

Algor mortis
Autopsy
Putrefaction
Lividity
Pathologist / Medical examiner
Coroner
Post mortem
Post mortem interval
Entomology / Rigor mortis
Livor mortis
Pathology

12. Distinguish between cause, manner and mechanism of death and give an example of each.

13. Use a chart to compare algor mortis, livor mortis and rigor mortis, including the time involved with the onset of each

14. Describe factors that affect rigor mortis, livor mortis and algor mortis

15 Describe the 5 stages of decomposition

Chapter 13 Anthropology

Epiphysis
Anthropology
Postmortem
perimortem / Cartilage
Suture marks
antemortem

17. Explain how bones grow (growth plate)

18. Explain how bones can be used to determine approximate age-include bones that fuse at certain ages

19. Explain how bones can be used to determine gender (4 differences for skull and 4 differences for pelvis) and ethnicity (3 differences)

20. Which bone(s) are used to determine height?

21. What are some factors that might affect bone growth? (both building and tearing down)

22. What is facial reconstruction?

23. What is mitochondrial DNA?

24. Other than height, sex, age and race, what can be learned from studying bones?

Glass Evidence and Fire Basics-

25 Draw a diagram to illustrate the effects of compressing glass with the effects of applying tension on glass. Be sure to include in your answer the definition of compression and tension and which side of the glass each force acts on, names of fractures

26. What does the shape of the bullet hole in glass tell the investigator?

27. Compare and contrast the entrance hole and the exit hole of a bullet striking glass.

28. Analyze glass fracture patterns to determine the sequence of the broken glass. (explain)

29. List 3 types of evidence that might be found on the broken glass

30. Briefly explain: refractive index, becke line

31 List 4 pieces of information that can be determined from studying glass fracture patterns

32. Briefly explain what is meant by: arson, point of origin, burn pattern, accelerant

33. Describe the pattern made by slow and fast moving fire

34. What can be determined by the color of smoke? Color of fire?

35 Briefly explain the difference in intentional, accidental, natural and undetermined

36. List 5 reasons why people commit arson

37. How is arson evidence collected?

38. What are some signs that a fire might be an arson?