front 1 decedent | back 1 the person who died in forensic or medical cases |
front 2 link method | back 2 a search method with no set pattern, follows logical links between crime scene activity and places with more evidence |
front 3 zone method | back 3 search method used with crime scenes of small, definable zones searched by teams |
front 4 spiral method | back 4 search method used for scenes with no physical barriers, begin at critical point into outward spiral or outer edge into inward spiral |
front 5 line / strip method | back 5 search method used for large, outdoor areas with search teams arranged at regular intervals searching along straight lines |
front 6 wheel / ray method | back 6 search method used for small circular areas, start at critical point and travel outward on many straight lines |
front 7 grid method | back 7 search method used for large, outdoor spaces along multiple line patterns |
front 8 What do crime scene sketches need? | back 8 point of origin to take specific measurements from, to SCALE, key with observable evidence, legend |
front 9 What is in a crime scene legend? | back 9 date, time, location, temperature |
front 10 person of interest | back 10 people the police think have info related to possible crime |
front 11 physiological response | back 11 involuntary biological reactions to felt, detected, and measured stimuli |
front 12 polygraph test | back 12 determine truth with many graphs in forensics, BG checks, employment screening; not admissible in court |
front 13 What is needed for a polygraph test? | back 13 yes or no questions, control for baseline questions for vital sounds |
front 14 What is measured in polygraph tests? | back 14 heart rate, blood pressure, respiration rate, skin conductivity |
front 15 skin conductivity | back 15 amount of sweats’ impact on ability to conduct electricity |
front 16 Locard’s exchange principle | back 16 every time one makes contact with a person, place, thing, they leave a physical trace behind; impossible for a criminal to act without a trace |
front 17 trace evidence | back 17 tiny fragments of physical evidence (e.g. hair, clothing fibers, pieces of glass) |
front 18 forensic technician | back 18 process scene and deliver evidence to appropriate labs |
front 19 hair analysis | back 19 determine race, sex, age |
front 20 shaft | back 20 hair seen above skin |
front 21 root | back 21 hair below skin |
front 22 cuticle | back 22 outermost hair layer |
front 23 cortex | back 23 middlemost hair layer |
front 24 medulla | back 24 innermost hair layer |
front 25 hair growth cycle | back 25 anagen (grows 2-6 years), catagen (follicle shrinks 2 weeks), telogen (sheds 5-6 weeks) |
front 26 What makes hair identifiable? | back 26 medulla, diameter, artificial treatment damage, diseases, color |
front 27 fingerprint analysis | back 27 minutiae and fingerprint types used to identify |
front 28 What are the fingerprint types? | back 28 arch, loop, whorl |
front 29 What does a tented arch look like? | back 29 pointy |
front 30 What direction is a radial loop? | back 30 point to thumb |
front 31 What direction is an ulnar loop? | back 31 point to pinky |
front 32 minutiae | back 32 minute characteristics of the fingerprint, 12 points similarity means same person (12 point match) |
front 33 digital forensics | back 33 evidence on devices that store data |