Blood Spatter Analysis

713 words - 3 pages

Many of us enjoy watching crime scene investigation shows, but in the criminal justice system forensic investigation is an essential field that requires upright observations and a prodigious interpretation. Under forensics, it is difficult to blame someone without scientific data. For that reason, Larry K. Gaines author of the textbook Criminal Justice in Action explains the importance of Blood Spatter Analysis. Specialist can learn a great deal about violent crime by examining where blood landed at the scene, the size and consistency of drops, and the pattern of blood spatter (Gaines, 2011). Consequently, an article of the Blood Spatter Analysis will be used to explain the research ...view middle of the document...

” The tutorial also shows a scientific-method methodology. Part of the quantitative data includes real-life examples. The tutorial initiates with the four properties of blood; plasma, red blood cells, white blood cells, and platelets. Those have to be analyzed in order to examine what type of weapon was used, how many times the victim was struck, medical findings and if the blood in consistent with the crime scene. The procedure of the blood splatter analysis will help find the physical evidence and compare the evidence found with the DNA blood of a specific individual. If the procedure is done incorrectly, results will be inconclusive and invalid.
Lastly, the table provided as part of the blood spatter analysis depicts quantitative data. The table represents presumptive testing in detail (Bevel, 2008). Some of these presumptive testing includes variables and the exact location where the blood was spattered. Some of the places mentioned include; the lamp, wall, floor, door handle, sheets and clothes. Each location is analyzed by the angle of impact, type, pattern of spatter and the spatter size. Each variable is a form of fact that all crime and justice researchers work with numbers (Kraska, 2008). In other words, measurements such as the example of the angle of impact that...

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