PPT-Animal Hair Identification Guide

Block Black Bear Hair Cuticle Cortex Medulla Interesting fact Title At least one image of the hair include web address Descriptions of parts of hair Image of animal include web address. Good Production Practice . #6. Assuring Quality Care for Animals . Food Animal Quality . Assurance. go.osu.edu. /. AQCA.  . Why is ID important?. Important management tool for producers. Performance measurements. 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. Trace Evidence: Hair. Forensic Science. Unit 5.1: Hair. Table of Contents. Structure. Medulla Variations. Pigment Analysis. Roots. Racial Origin. Body Hair. Human vs. Animal Hair. Animal Hair Identification. The Study of . HaIR. Hair and Fibers. Unit Learning Targets. Identify the various parts of a hair . Describe variations in the structure of the medulla, cortex, and cuticle . Distinguish between human and nonhuman hair . Dr. Mike. Fallon. Chief VMO, ORD, VHA. Additional information provided by . Drs. Joan . Richerson. and Alice Huang. Note: To see the answers to the survey questions, you must view this as a PowerPoint slide show.. Dr. Mike. Fallon. Chief VMO, ORD, VHA. Additional information provided by . Drs. Joan . Richerson. and Alice Huang. Note: To see the answers to the survey questions, you must view this as a PowerPoint slide show.. Why do we want to analyze hair?. The presence of hair often denotes . physical contact . between a suspect and a victim, and usually means it’s a crime of a serious or violent nature.. It can provide strong . Time. Good Production Practice #6. Assuring Quality Care for Animals . go.osu.edu/AQCA. Why is ID important. ?. Important management tool for producers. Performance measurements. Identify treated animals. . —. Johnny Carson. Comedian and television host. Hair Analysis. Mainly composed of dead protein. Hair is class evidence . Hair can be used to back up circumstantial evidence . Hair absorbs and adsorbs substances both from within the body and from the external environment. Hair can be very valuable to forensic scientists.. Need to be familiar with hair structure and chemistry.. A hair is composed of three layers: cuticle, cortex, and medulla.. Structure of Hair. =. toward root. 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. Animal identification and record keeping. Incoming animals. Returning animals. Emergency planning. Animal . Movements. Ear tags. Tattoos. Brands. Neck collars. Leg bands. Animal . Identification. Record Keeping.