Criminalistics Final Test
Finals for Criminalistics -Comprehensive Review
The exchange of evidence principle was ? Locard Nitrogenous base NOT found in DNA Uracil Who developed system where measurements of body used for ID purposes? Bertillon The structure of DNA requires base pairing of ______. T & A (thalamine & atamine) Case of "General Acceptance" Frye vs U.S. Basic of crime scene reporting does not include ___________ infrared analysis ______ can produce many exact copies of DNA segments. PCR (polymerase chain reaction) ALL Evidence should be packaged ______ separately STR analysis has replaced RFLP, DNA typing, etc. All?? or which ones? All of the above Best way to guarantee evidence will withstand from collection to court is Chain of custody Amount of DNA required for STR analysis is ________ RLFP analysis less than Physical evidence can be obtained from what? crime scene, evidence, victim, suspect -- ALL OF ABOVE 2 strands of DNA that have been separated, basic widths on one strand is ATCG, what is 2nd strand? TACG
Visible evidence has a ___________ than that of testimonial evidence. or--- Physical evidence is considered to have ________ than testimonial evidence?
greater value Clothes containing blood should be packaged in ______ breathable paper after blood dries Evidence of tampering with position of a dead body is _______ livor mortis Pointed end of blood stain _______ its direction of travel faces Rigor refers to ? stiffness of body a murdered victim's blood found in a muzzle of firearm means ?? firearm was present at time of murder computerized data base used to store DNA is ______ CODIS REmoval of object off surface between origin of blood and target surface is _______ a void nucleus of an atom contains ________ protons and neutrons Proper location & documentation of blood stain patterns is responsibility of who? all crime scene personnel which microscope has the largest potential working space? stereoscopic microscope crime scene reconsruction requires what: piecing together, ME, etc - ALL of above side by side view of 2 specimens is best obtained with __________ comparison microscope ______ transfer patterns are when the object makes contact with surface and object is removed without any movement Simple _____ national fingerprint system AFIS which is most widely used illegal drug in US today? marijuana Which is NOT a layer of hair shaft? follicle ________ eliminates the desire for heroin methadone central canal running through many hairs? medulla sniffing of volatile solvents can cause what? dizziness, death, etc. ALL ABOVE collection of fiber evidence should be collected with great care to ?? avoid cross contamination Most ofen cocaine is _____ snorted what is true about Rohibnul (club drug) LOC, dizziness, etc. ALL ABOVE Paint, as physical evidence is mostly encountered in ?? hit and run the controlled substance act established 5 schedules of medicines. name a few abuse, pain mgt, addiction, etc. ALL 3 layers of hair shaft are ? cuticle, cortex, medulla drugs deemed to have highest potential for abuse & having current medical use in which schedule? II Tell-tell signs of arson include ALL Synthetically produced drug and not natural? morphine fingerprint classification used & devised by ? Henry System Club drugs are - name some ? Rohibnul, MDMA ALL ABOVE Incident that changed system from body measurment to fingerprinting in 1903? Will West and William West - double with similar name Factor in determining rate absorbed alcohol? weight, amount, etc. ALL ABOVE which circumstances have identical fingerprints ? none to date There is a _______ relationship betweennt amt of alcohol and the alveoli Direct what is the minimum # of ridge characters needed before 2 fingerprints establish a positive ID No Minimum exists Field sobriety test do not include what? sit-ups to analyze blood for alcohol, labs use ? GC (gas chromatography) prints not readily visible? latent upon entering bloodstream, heroin is almost immediately metabbolized into _________ heroin A DRE (drug recognition expert) can determine if a person has ?? taken one or more drugs Most common ridge pattern is _____ loop rate of alcohol absorption on a full stomach is _______ the absorption on an empty stomach less than prints impressed in a bar of soap are referred to as _______ prints plastic alcohol is eliminated from the body chemically unchanged in ? urine, breath, perspiration ALL ABOVE which chemical treatment produces prints when applied to a white surface Super Glue alcohol is oxidized in the ______ liver BAC (blood alcohol concentration) level for legally under influence in most states is _____ 0.08 Evidence to substantiate that a rape occurred could include ?? blood, hair, fiber, semen, etc. ALL ABOVE buccal swabs are obtained from where? mouth and inside cheek Luminol can be used at a crime scene for ? detect traces of blood without compromise after succesfully visualizing a latent print, one should _____the print? photograph _______color test used to locate and characterize seminal stains? Acid phosphatase (but teacher said "aspermice" --- need to find out ??) fingerprint patterns that have no delta is _____ arch the protein ______ is unique to seminal plasma P-30 in a point-to-point comparison of fingerprints, _______ must be demonstrated to establish identity minutiae blood can be characterized as being of human origin by the ______ test preciptin when drawing blood for alcohol testing, skin must be wiped with ________ swab alcohol-free what is the database for firearms? NIBIN failure to add preservatives (such as Na Cl) to blood removed from living person may lead to a _______ in alcohol concentration decrease the primary constituent of opium is ____ morphine gunpowder residue patterns can be detected by _____ & _______ Greiss test and IR photography narcotic drugs are ______ that ________ the central nervous system. analgesic, depress (teacher said "is analgesics that "Stimulate" the CNS" --- need double check) to prevent disturbance of latent fingerprints, a gun should be lifted by ________ trigger guard The ___________ focuses a beam of electrons scanning electron microscope the presence of _______ elements in materials provides useful markers in physical evidence trace tools & tool marks found at a scene by the _______ would include taking photos & cast of marks crime investigator If COD cannot be found through simple observations of victim, _____ is typically carried out autopsy possibility of recognizing known handwriting habits of an intoxicated person is _________ produced when writer is under influence greater than according to forensic etymologists, which is first to arrive at crime scene? blowfly techniques used to estimate time of death? vitreous, rigor, temp etc. ALL ABOVE rate of cooling of dead body can be influenced by all but ?? ___ gender of victim writing characteristics of a person can be altered by what? ALL in dealing with fax, photo copiers, and computer printer, brand, etc. ? ALL ABOVE Infrared luminescence is used to what? detect if 2 different inks used when obtaining handwriting samples, suspects are not allowed to view the document? TRUE ______ are the partially visible depressions on a sheet of paper underneath the one the visible writing was done. Indented writings Motherboard is to accept RAM? ALL ABOVE First, obtain a _______ before processing an electronic crime scene search warrant ultimate goal when obtaining image from a hard drive is to ?? obtain image w/o altering the drive in any way once a file is deleted by a user? retained until occupied & acquisition (Disk space is needed, Identify) _______ a group of sectors in multiples of 2 Clusters __________ is unathorized intrusion of a computer hacking which actions are taken at a crime scene involving a computer?
NONE OF You have to remove plug, photograph and sketch, etc
all data readily available to a computer user is known as ______ visible data definition of software? set of instructions that perform a particular task which unit has responsibility of examining body fluids & organs for drugs or poisons? toxicology