Fis 201 Study guides, Class notes & Summaries

Marquis Reagent - Turns purple with Heroin and Morphine, orange/brown with amphetamines Dillie-Koppanyi - Violet blue with Barbiturates Duquenosis-Levine - Purple with marijuana when chloroform is added Van Urk - Blue/purple with LSD (not appropriate for field tests) Scott Test - Color test for Cocaine. Adding cobalt thiocyanate turns solution blue, add hydrochloric acid and blue turns to pink, then add chloroform and it turns back to blue for positive result. Chromatography - Any of sever...

anatomy of fingerprints - friction ridges when do volar pads start forming? - 4 months what is unique about volar pads? - consistent throughout life 3 steps of creating an impression - - sebrum & sweat - spreads along ridge surface - sticks to substrate when pressed foreign materials that could potentially have fingerprints - - blood, ink, motor oil, pizza grease 3 types of prints - patent, latent, impression/plastic patent - see without additional assistance latent - hidden fingerprint...

WVU FIS 201 Exam 2 questions & answers

Karl Landsteiner (1868-!943) - He came up with blood types A, B, C and developed techniques for stain identification analysis. He also worked with Alexander Weiner. Sir Alec Jeffreys (1950-Present) - He is a geneticist at the University of Leicester, UK. He individualized the source of biological material. Mathieu Orfila () - He is known as the "Father of Toxicology." He studied poisons and became famous from the Lafarge case. Serologist - Identifies human body fluids in a crime lab. or ...

Marquis Reagent - Turns purple with Heroin and Morphine, orange/brown with amphetamines Dillie-Koppanyi - Violet blue with Barbiturates Duquenosis-Levine - Purple with marijuana when chloroform is added Van Urk - Blue/purple with LSD (not appropriate for field tests) Scott Test - Color test for Cocaine. Adding cobalt thiocyanate turns solution blue, add hydrochloric acid and blue turns to pink, then add chloroform and it turns back to blue for positive result. Chromatography - Any...

1. Observe something in the context of the crime 2. Does this "something" tell us about the events of the crime 3. Test the hypothesis, "Yes it does" 4. State what we have discovered and the limits of that work 5. Repeat until satisfied - Answer-How does forensic science use the scientific method? Professor of forensic medicine at University of Lyon Solved the case involving the politician found in field and died from strangling Advocated that society, not hereditary, was responsible ...

Forensic anthropologist - ANSWERspecialize in archaeology and physical anthropology; do mass grave exhumation, work for the military; have training in anatomy, biology, and archaeology Bones important for determining human species - ANSWERcranium, pelvis, scapula, femur, humerus Forensic archaeology - ANSWERRecover and interpret human remains; locate gravesites, remove skeletons out safely Physical anthropology - ANSWERStudy of the biology, variation, and evolution of humans; patterns o...

locating remains - visual detection, ground penetrating radar, cadaver dogs, metal detector, ground penetrometer recovery of remains - mapping, excavation, documentation 5 human remains - cranium, pelvis, scapula, femur, humerus how many ossification centers in humans - 405 how many bones are in the human body - 206 what can we tell from the speed of fusing - demonstrates age more suture scoring --> - younger other estimates of age - sternal rib ends, pubic symphysis s...