UF PHA6936 Final Exam Prep (Forensic Science, Forensic Toxicology, Lab QA/QC, and misc.)

UF PHA6936 Final Exam Prep (Forensic Science,
Forensic Toxicology, Lab QA/QC, and misc.)

Crime scene processing is the same as crime scene investigation. - ans-False
xz xz xz xz xz xz xz xz xz xz xz




Which crimes do we place more investigative emphasis on? - ans-Crimes against people
xz xz xz xz xz xz xz xz xz xz xz xz




Which of the following is a search pattern? - ans-grid
xz xz xz xz xz xz xz xz xz




photographs of crime secenes must include overall views, close ups, and _______? - ans- xz xz xz xz xz xz xz xz xz xz xz xz xz




midrange

crime scene documentation methods do not include: - ans-cell phone records
xz xz xz xz xz xz xz xz xz xz




what can affect how you prepare to conduct a crime scene investigation? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz




location, weather, time of day xz xz xz xz




according to lecture, what is the first thing a first responder should do at a major crime scen
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz




e? - ans-search for and detain the suspect
xz xz xz xz xz xz xz




types of crime sketches include - ans-preliminary, cross projection, smooth
xz xz xz xz xz xz xz xz xz




the rough sketch that is usually prepared at a crime scene is used to - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz




precisely locate evidence xz xz




you should only document what you see - ans-false
xz xz xz xz xz xz xz xz




which is not a type of glass discussed in class? - ans-borosilicate
xz xz xz xz xz xz xz xz xz xz xz




a blood spatter pattern consisting of a large number of very fine, mist-
xz xz xz xz xz xz xz xz xz xz xz xz




like droplets indicates that the blood probably came from a - ans-gunshot wound
xz xz xz xz xz xz xz xz xz xz xz xz




which is not one of the categories of patters we discussed in chapter 4 - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz




individualizing, reconstruction, sequencing. and these are all patters for analysis xz xz xz xz xz xz xz xz xz




a swipe bloodstain pattern is the result of - ans-
xz xz xz xz xz xz xz xz xz




a bloody object in motion contacting another clean surface
xz xz xz xz xz xz xz xz




blood spatter patterns can indicate - ans-
xz xz xz xz xz xz




how many sources of blood there were, what type of weapon was used, the number of time
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz




s a weapon was used
xz xz xz xz




the ______ the droplet, the ______the force that was used to create the spatter - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz




smaller, the greater xz xz

,when a fracture line in glass hits a pre-existing fracture line it.... - ans-stops
xz xz xz xz xz xz xz xz xz xz xz xz xz




which is NOT a variable to cinsider when examining blood patterns? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz




blood alcohol level when blood is shed
xz xz xz xz xz xz




gunshot residue: - ans-does not travel a great distance
xz xz xz xz xz xz xz xz




most reconstruction patterns are easily transported to the lab for further analysis - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz xz




this is not a fundamental principle of fingerprinting - ans-
xz xz xz xz xz xz xz xz xz




fingerprints are formed when someone is about five years old xz xz xz xz xz xz xz xz xz




this type of fingerprint is a three dimensional impression - ans-plastic
xz xz xz xz xz xz xz xz xz xz




the basic fingerprint class patterns are: - ans-arches, loops, and whorls
xz xz xz xz xz xz xz xz xz xz




fingerprints change over the course of a person's lifetime - ans-false xz xz xz xz xz xz xz xz xz xz




common fingerprint minutiae include - ans-dots, bifurcations, islands
xz xz xz xz xz xz xz




the fingerprint database is called: - ans-AFIS
xz xz xz xz xz xz




chemical methods for the development of latent fingerprints include - ans-iodine fuming
xz xz xz xz xz xz xz xz xz xz xz




the ACE-V method of print identification involves - ans-
xz xz xz xz xz xz xz xz




analysis, comparison, evaluation, and verification xz xz xz xz




unknown fingerprints are entered into the data base as: - ans-forensic files
xz xz xz xz xz xz xz xz xz xz xz




individualizing friction ridge detail also exists on your - ans-palms, fingers, and toesxz xz xz xz xz xz xz xz xz xz xz xz




a person's ____ is usually more distinctive than their normal handwriting - ans-signature
xz xz xz xz xz xz xz xz xz xz xz xz




when collecting document evidence, it is important to carefully protect the document to avoi
xz xz xz xz xz xz xz xz xz xz xz xz xz




d - ans-
xz xz




loss of possible DNA, loss of possible indentations, loss of possible latent print evidence
xz xz xz xz xz xz xz xz xz xz xz xz xz




questioned document examiners prefer to work with copies so they do not damage the origi
xz xz xz xz xz xz xz xz xz xz xz xz xz xz




nal document - ans-false
xz xz xz




writing instruments include - ans-ball point pens, spray cans, paint brushes
xz xz xz xz xz xz xz xz xz xz




natural variation in a person's handwriting is ___ when compared to the variation between i
xz xz xz xz xz xz xz xz xz xz xz xz xz xz




ndividuals - ans-always less xz xz xz

,collected writing samples should be - ans- xz xz xz xz xz xz




authenticated and from an appropriate time period. xz xz xz xz xz xz




the three parts of the writing process that can yield useful information are - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz




writing surface, writing instrument, and transfer medium
xz xz xz xz xz xz




handwriting comparisons can be made using - ans- xz xz xz xz xz xz xz




how letters are made, where pressure is applied, and connections between letters
xz xz xz xz xz xz xz xz xz xz xz




indented writings on evidence can be visualized with an instrument called - ans-
xz xz xz xz xz xz xz xz xz xz xz xz




an Electrostatic Detection Apparatus (ESDA)
xz xz xz xz




It is not possible to examine a document to see what printer or copier it could have originate
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz




d from - ans-false
xz xz xz




sliding a tool into the surface makes an indented tool mark - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz




the four components of a firearm cartridge are - ans-
xz xz xz xz xz xz xz xz xz




the primer, the propellant, the cartridge, and the barrel
xz xz xz xz xz xz xz xz




toolmark examinations may provide the following information - ans-
xz xz xz xz xz xz xz xz




the kind of tool used to make the mark
xz xz xz xz xz xz xz xz




the caliber of a weapon is - ans-the inside diameter of a gun barrel
xz xz xz xz xz xz xz xz xz xz xz xz xz




gunshot residue is characterized by the presence of the elements - ans-
xz xz xz xz xz xz xz xz xz xz xz




lead, barium, and antimony xz xz xz




class characteristics of a firearm detectable from a fired bullet include - ans-
xz xz xz xz xz xz xz xz xz xz xz xz




the direction of the twist of the barrel of the gun
xz xz xz xz xz xz xz xz xz xz




the depressed helical grooves in a bullet are called - ans-land impressions
xz xz xz xz xz xz xz xz xz xz xz




which type of test is frequently done with recovered firearms to evaluate the possibility of ac
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz




cidental discharge? - ans-trigger pull test xz xz xz xz xz




gunshot residue (GSR) testing can be difficult to perform because... - ans-
xz xz xz xz xz xz xz xz xz xz xz




GSR particles do not travel far, can be washed off and only last a few hours
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz




pushing a tool into the surface makes a striated tool mark - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz




you are using phenolphthalein to test a reddish brown stain for the presence of blood. When
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz




you put a drop of phenolphthalein on the swab with your sample, it turns pink immediately.
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz




This test is: - ans-invalid because it turned pink
xz xz xz xz xz xz xz xz




The "Christmas Tree Stain" is a confirmatory test for - ans-sperm
xz xz xz xz xz xz xz xz xz xz

, What anticoagulant compound was found in blood samples in the OJ simpson case? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz




EDTA

Wet blood stains should be collected by - ans-swabbing
xz xz xz xz xz xz xz xz




a substrate control sample helps to detect - ans-interference resulting in false negatives/
xz xz xz xz xz xz xz xz xz xz xz xz




positives

in forensic biology, screening tests - ans-may give false positives
xz xz xz xz xz xz xz xz xz




in forensic biology, confirmatory tests - ans-
xz xz xz xz xz xz




can determine a sample to the exclusion of all other possibilities
xz xz xz xz xz xz xz xz xz xz




screening tests for semen are based on detecting the enzyme - ans-acid phosphatase
xz xz xz xz xz xz xz xz xz xz xz xz




there is a useful confirmatory test for the presence of saliva - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz




how would you interpret the ABA test on the page? - ans-invalid
xz xz xz xz xz xz xz xz xz xz xz




what is detrimental to the survival of DNA? - ans-bacteria, heat, moisture
xz xz xz xz xz xz xz xz xz xz xz




what happened to the initial suspect in the Yates murder case? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz




he began a scholarship fund after winning a slander lawsuit
xz xz xz xz xz xz xz xz xz




you have the same mitochondrial DNA as your - ans-sibling
xz xz xz xz xz xz xz xz xz




genetic differences among people that enable them to be distinguished are called genetic _
xz xz xz xz xz xz xz xz xz xz xz xz xz




__? - ans-polymorphismsxz xz




the majority of DNA is - ans-non-coding
xz xz xz xz xz xz




the polymerase chain reaction (PCR) is a process which - ans-
xz xz xz xz xz xz xz xz xz xz




makes many copies of a specific piece of DNA
xz xz xz xz xz xz xz xz




what happened in the steven lawrence murder that generally cannot occur in the United Sta
xz xz xz xz xz xz xz xz xz xz xz xz xz xz




tes - ans-he was tried again for the same crime
xz xz xz xz xz xz xz xz xz




in a strand of DNA, cytosine (C) complementary pairs with - ans-Guanine (G)
xz xz xz xz xz xz xz xz xz xz xz xz




The national DNA database is called - ans-CODIS
xz xz xz xz xz xz xz




Y-STR tests are designed to specifically identify - ans-male DNA profiles
xz xz xz xz xz xz xz xz xz xz




the fire triangle includes heat, fuel, and _____? - ans-oxygen
xz xz xz xz xz xz xz xz xz