MPTC Criminal Investigations Exam Questions with Complete Solutions, Graded to Pass

how many pictures are needed for a photo array lineup? - -no less than 5 -no more than 8 what is RESPECT used for? - the steps needed to conduct an objective and procedurally just criminal investigation R (RESPECT) - R - Respond to the scene and make it safe E - RESPECT - E - emergency care for the injured -request EMS when needed -document all information regarding when EMS arrived/who was treated etc.. bodily injury - substantial impairment of the physical condition types of bodily injury - any burn fracture of any bone subdural hematoma internal organ damage serious bodily injury - bodily injury which creates a permanent disfigurement, prolonged or permanent loss of any bodily function, body member, limb or organ; or any injury that causes a substantial risk of death overall pictures - taking a photograph of the overall scene/ person & their unique features mid-range pictures - photos taken 2-4 ft away while keeping the overall distinguishing features from overall image in view close-up pictures - taking photos of each injury from less than 2 feet away place a ruler/object near injury to demonstrate size S (RESPECT) - S - Separate and remove people what is the reason you should remove parties from the crime scene - separating involved parties prevents influence contamination and preserves unique perspectives from forthcoming views P (RESPECT) - P - protect the crime scene why should the crime scene always be protected? - to prevent unnecessary contamination, destruction or tampering of evidence what is Modus Operandi - -M.O. -a uniqueness of technique a distinctiveness or a particularly distinguishing pattern of conduct common to the current and former incidents how should you protect the crime scene? - -establish perimeters -DO NOT touch/move any item within the crime scene -keep food/drinks outside of crime scene -identify evidence that needs protection -identify sources of DNA E (RESPECT) - E - Evidence collection -can be found immediately, or days/weeks/months after the crime has been committed chain of custody - meticulous and chronological documentation of evidence, from the moment it is seized, to it's presentation in court C (RESPECT) - C - compare evidence with MGL criminal elements -consider elder persons and persons with disabilities property crimes - -larceny crimes -property damage crimes -value of property stolen/damaged is used to determine misdemeanors vs. felonies dangerous weapons crimes - increased penalties for persons who use dangerous weapons to commit person crimes types of dangerous weapons - -firearms -other tools capable of causing bodily injury, serious bodily injury or death T (RESPECT) - T - take action -refer to the actions and conditions you can take in order to lawfully arrest someone inner perimeters - where the actual crime took place and contains physical evidence how big should the inner perimeter be? - at least twice the size of the actual crime scene outer perimeter - a staging area for support and personal equipment