Do Now 11/13/2015 Take out homework & study guide for QM Write down HW: Study for QM on MONDAY

Chapter 2 Review Answers Forensic Science Cengage Pgs 33-36

Multiple Choice 1.B 2.A 3.C 4.D 5.d

Short Answer 6. Circumstantial evidence implies a fact but does not prove it directly for example a finger print found at a crime scene can put you at the scene but does not prove you committed any crime. Direct evidence if true proves an alleged fact, such as an eyewitness account of a crime that is supported by other facts. 7. Blood type can narrow down a list of suspects to a smaller group. 8.a. date, time, location, name of evidence collector, list of all evidence found, conditions of crime scene including weather, odors, temperature, etc. b. name and description of photos taken of victims and possible suspects, photos of crime noting 4 points of compass or all corners including entrance and exits. c. rough and final sketches of crime scene d. type of search pattern used and all properly packaged evidence

Short Answer (Con’t) 9.a. keeps free of outside contaminants – evidence includes; toxicology report, autopsy, locate any other trace evidence left on body. b. Material found under the nails – skin cells (DNA), soil/dirt(determine location) c. Any hair, blood, fibers, skin that maybe lost if not bagged first d. fibers, brushing allows fibers to be collected at crime scene to prevent loss of fibers or contamination during the removal of the body.

# 10 - Case Studies Case 1: he forgot the closet and hallway doors. All objects should be measured from 2 immovable objects. Did not include arrow indicating north. Case 2: blood on shirt was not allowed to dry prior to being collected. Tape the label to the outside of the bag or insert it inside. Case 3: The bindle was not placed in a plastic or paper container. This outer container needs to be sealed with tape and signature of collector should be written over the tape. Evidence log and chain of custody must be attached to evidence container. Follow the chain of custody. Case 4: the evidence bag should be opened along a different edge other than the edge that was sealed and signed earlier. It should then be resealed along the edge that was newly opened and signed. There should now be 2 signatures and 2 sealed edges.