PPT-Unit 5: Hair Objective : SWBAT identify forensic evidence found in hair samples.

Do Now What forensic evidence can be determined from hair Hair is the most frequently found piece of trace evidence What is trace evidence Objective SWBAT identify forensic evidence found in hair samples . Evidence. Human hair is one of the most frequently . found. pieces of evidence at the scene of a violent crime. Unfortunately, hair is not the best type of physical evidence for establishing . identity. Hair. Hair is. A slender threadlike outgrowth from the follicles of the skin of mammals. Found all over our bodies. Head. Face. Chest. Limbs (arms and legs). Pubic region. 2. Copyright © Texas Education Agency 2011. All rights reserved.. :. This unit will cover the various body systems that can be used for forensic identification in various criminal investigations.. Body fluids. Topics covered will include: blood, blood typing and identification and blood splatter analysis. EQ: What is the structure of hair fiber?. Read . the case study on pg363 . (. blue book), . pg. 420 (orange), and write and answer the following questions.. What happened to the “Central Park Jogger”?. .. EQ: What is the structure of hair fiber?. Read . the case study on pg363 . (. blue book), . pg. 420 (orange), . and write and answer the following questions.. What happened to the “Central Park Jogger”?. : . SWBAT debate the value of the . Bertillion. measurement system . Do Now. : Are fingerprints class or individual? Direct or circumstantial?. Every . individual, including . identical twins. , has a unique . EQ: What is the structure of hair fiber?. Read . the case study on pg363 . (. blue book), . pg. 420 (orange), and write and answer the following questions.. What happened to the “Central Park Jogger”?. EQ: What is the structure of hair fiber?. Read the case study on pg363 . (. blue book), . pg. 420 (orange), and write and answer the following questions.. What happened to the “Central Park Jogger”?. b. Distinguish and categorize physical and trace evidence (e.g. … hair). SFS2. Students will use various scientific techniques to analyze physical and trace evidence.. . b. Analyze the morphology and types of hair.. 2. Copyright and Terms of Service. Copyright © Texas Education Agency, 2011. . These . m. aterials are copyrighted © and trademarked ™ as the property of the Texas Education Agency (TEA) and may not be reproduced without the express written permission of TEA, except under the following conditions:. I: . Hairs and Fibers. FORENSIC SCIENCE: An Introduction by Richard Saferstein. 1. Introduction. Hair. is encountered as . physical evidence. in a wide variety of crimes.. Although . it is not yet possible to individualize a human hair to any single head or body through its morphology, it still has value as physical evidence. found. pieces of evidence at the scene of a violent crime. Unfortunately, hair is not the best type of physical evidence for establishing . identity. . It is not possible to show with any certainty that two hairs came from the same person or animal. However, hair can be used to . Eisenhower High School. Animal Versus Human Hairs. . Human hairs are generally consistent in color and pigmentation throughout the length of the hair shaft, whereas animal hairs may exhibit radical color changes in a short distance, called banding. . 2015-2016. Vocabulary. Vocabulary:. Keratin. A type of fibrous protein that makes up the majority of the cortex of a hair. Neutron . activation . analysis. A method of analysis that determines the composition of elements in a sample.