Honors Forensic Science. Forensic Serology. i . Blood is most common bodily fluid left a crime scene Ii. Often most useful body fluid left a crime scene. I. General. i . 1901 – Karl Landsteiner – discovered method to type blood; won Nobel Prize Ii. 1937 – Rh factor was discovered.By roz
Chapter 10 FORENSIC SEROLOGY. Nature of Blood. The word blood refers to a highly complex mixture of cells, enzymes, proteins, and inorganic substances. Plasma, which is the fluid portion of blood, is composed principally of water.By kareem
FORENSIC SEROLOGY. Chapter 12. Nature of Blood. The word blood refers to a highly complex mixture of cells, enzymes, proteins, and inorganic substances. Plasma, which is the fluid portion of blood, is composed principally of water. FORENSIC SEROLOGY. Nature of Blood.By swain
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Blood Spatter. When a wound is inflicted and blood leaves the body, a blood-spatter pattern may be created. A single stain or drop of blood does not constitute a spatter. A blood spatter can help reconstruct the series of events surrounding a shooting, stabbing, or beating.
BLOOD SPATTER. COHESION A KEY PROPERTY OF BLOOD. Blood is a water based substance, creates property of blood known as cohesion Cohesion – molecules of the same substance attracting one another Surface Tension- molecules do not want to separate from one another.
Blood Spatter 1500’s Richard Hume in England-earliest known use of blood spatter. Hume was jailed for heresy and convicted of suicide post-mortem. He was murdered in his cell which was then covered up by making the scene appear as a suicide.
Bloodstain Pattern Analysis: is the examination of the shapes, locations, and distribution patterns of bloodstains, in order to provide an interpretation of the physical events which gave rise to their origin.
Blood Spatter. Blood Spatter. By: Jen Jendraszek Jackie Heider. By: Jen Jendraszek Jackie Heider. By: Jen Jendraszek Jackie Heider. Directionality and Distance of blood droplets.
Blood Spatter. Mrs. L. Fox. Bloodstain Formation. Examining the pattern of the bloodstain can reveal The direction from which blood originated The angle at which a blood droplet struck a surface The location or position of a victim at the time a bloody wound was inflicted
Blood Spatter Analysis. http://www.bloodspatter.com/BPATutorial.htm. Blood Facts. Blood Volume On average, accounts for 8 % of total body weight n 5 to 6 liters of blood for males
BLOOD SPATTER ANALYSIS. CP Forensics Alvarado. How A SOURCE OF FORENSIC EVIDENCE?. 1) Origin(s) of bloodstain 2) Distance of bloodstain from target 3) Direction from which blood impacted. 4) Speed with which blood left its source 5) Position of victim &
Blood Spatter Analysis. Bloodstain Pattern Analysis (BPA). While the use of bloodstains as evidence is not new, the application of modern science has brought it to a higher level.
BLOOD SPATTER ANALYSIS. modified from: CP Forensics by Alvarado. A SOURCE OF FORENSIC EVIDENCE. Origin(s) of bloodstain Distance of bloodstain from target Direction from which blood impacted. Speed with which blood left source Position of victim and assailant