PPT-Blood Spatter

Blood spatter 1939spatter patterns first analyzed Blood may spatter when a wound is inflicted Blood spatter patterna grouping of blood stains Patterns help to reconstruct the events surrounding a shooting stabbing or beating. Blood pressure normally rises and falls throughout the day but it can cause health problems if it stays high for a long time High blood pressure can lead to heart disease and strokeleading causes of death in the United States Are you at risk One in Blood pressure normally rises and falls throughout the day but it can cause health problems if it stays high for a long time High blood pressure can lead to heart disease and strokeleading causes of death in the United States Are you at risk One in FSB 09 Room plan room. The crime scene investigators determined that the bloodstain patterns on the “stove” wall were suitable for analysis. To enable you to analyse these bloodstains a . By : Cyndreka Lindsey. CHEM-4201. 11/20/2014. Outline. Background. Spatter Analysis. Blood Patterns. Common Tests. Writing Assignment. Questions. Background. Before blood analysis detectives had to relay on their instincts and criminal confessions to solve a crime. Bloodstain Science . What . does the abbreviation BPA represent? . Bloodstain Pattern Analysis. What can an investigator learn from the analysis of a blood spatter?.  Type and velocity of weapon. Ricky Pedersen. De La Salle College. Newton’s Law of Cooling. Newton’s Law of Cooling. You may wish to choose a volunteer to “play dead”. Police tape is a bonus!. Fake blood. Newton’s Law of Cooling. Griffin. Bloodstain patterns. The patterns left by falling, projected, or smeared blood can help the forensic investigator interpret and reconstruct what has happened at a crime scene.. Observation of the position and shape of stain patterns can give information such as:. Ms. Schultz. The Sam Sheppard Case. On July 4, 1954 Sam Sheppard called police to report that his wife Marilynn was dead in the bedroom. He said the night before, his wife had gone upstairs to bed while he was asleep on the couch. When he went upstairs, he saw his wife covered in blood. He heard a noise and ran downstairs chasing after a 6’3’’ bushy haired man. The two struggled and Dr. Sheppard was choked unconscious. When police arrived, Marilynn was found with 35 wounds to the head and blood drenched the walls, door, and bed. Her face was almost unrecognizable. Sheppard served 10 years in prison before the US Supreme court rules that the trial had been tainted. The evidence was reexamined. Blood spatters and blood drops provided some of the most compelling evidence. Dr. Paul Kirk, an expert in blood analysis, determined the killer could not have been Sam because the attack was perpetrated by a left handed person. Dr. Sheppard was right handed.. Bloodstain Science. Warning: Some material in this presentation and related videos may be too graphic for some people. . What . does the abbreviation BPA represent? . Bloodstain Pattern Analysis. What can an investigator learn from the analysis of a blood spatter?. 1. What type of bloodstain?. 2. What type of blood stain?. 3. What type of blood stain?. 4. . . What type of blood stain?. 5. What type of blood stain?. 6. What type of blood stain?. 7. type of blood stain?. SFS1. Students will recognize and classify various types of evidence in relation to the definition and scope of Forensic Science.. SFS2. Students will use various scientific techniques to analyze physical and trace evidence.. Plasma. fluid portion of normal . unclotted. blood . red blood cells, white blood cells, and platelets are suspended in it. BLOOD COMPONENTS. Serum. liquid portion of clotted blood. SURFACE TENSION OF BLOOD. Blood Vessels P A R T A Blood vessels and circulation Blood is carried in a closed system of vessels that begins and ends at the heart 5 types of blood vessels Arteries – carries blood away from the heart count). Experiment:. Introduction. :. A . complete blood count.  (. CBC. ) is a test  that gives information about the cells in a patient's blood. . Important. .  To understand this test, it is important to know that the blood generally consists .