MPTC Criminal Investigations Exam with Correct Answers.

MPTC Criminal Investigations Exam with Correct Answers. RESPECT model when conducting Criminal Investigations - Answer- Respond and make it safe, Emergency care for injured, Separate and remove people, Protect crime scene, Evidence collection, Corroborate evidence with M.G.L., Take action/Testify, Best practices securing Inner Perimeter - Answer- Make at least TWICE the size of actual crime scene, Clearly mark perimeters with line tape, Only allow authorized investigators to the inner perimeter, ID pathway through inner perimeter that minimizes evidence contamination, establish single entry and exit point, Establish crime scene log, document all who go in and out, date/time in/out and reason Best practices in establishing Outer Perimeter - Answer- Staging area for support personnel and equipment, Store equipment and supplies, have a log of equipment, assets, and supplies. Documenting the crime scene - Answer- Rough Sketch- basic overview of the crime scene, conducted after initial walkthrough, include date,time, not to scale, symbol legend, relevant measurements and dimensions. Photographing Crime Scene - Do not use personal camera or phone, photograph evidence in natural state. Use a planned system to document, start with an overall perspective, then a midrange perspective, the close up of any evidence, injuries, serial numbers or impression evidence, do not delete any photos or use editing software. direct evidence - Answer- Evidence that directly links a person to a crime without the need of any additional evidence or inference Circumstantial Evidence - Answer- Evidence relies on a inference to connect a conclusion or fact. Physical Evidence - Answer- tangible items that tend to prove some material fact; also called real evidence .