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All Forensics TSA Exam Rate A+ Guaranteed Pass., Exams of Forensics

All Forensics TSA Exam Rate A+ Guaranteed Pass. Fingerprint - Correct Ans: ✅ The unique patterns created by skin ridges found on the palm sides of fingers and thumbs. Forensic Science - Correct Ans: ✅ The application of science to law. The application of science to those criminal and civil laws that are enforced by police agencies in a criminal justice system. The focus of forensics is the crime lab. The crime lab uses the principles and technique of biology, chemistry, physics, geology, anthropology, and other sciences in order to place physical evidence into a professional discipline.

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2024/2025

Available from 01/11/2025

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  1. Fingerprint - Correct Ans: ✅ The unique patterns created by skin ridges found on the palm sides of fingers and thumbs.
  2. Forensic Science - Correct Ans: ✅ The application of science to law. The application of science to those criminal and civil laws that are enforced by police agencies in a criminal justice system. The focus of forensics is the crime lab. The crime lab uses the principles and technique of biology, chemistry, physics, geology, anthropology, and other sciences in order to place physical evidence into a professional discipline.
  3. Absolute Certainty - Correct Ans: ✅ ultimate sureness with no implication of possible change.
  4. Accountability - Correct Ans: ✅ the quality of subordinate workers being responsible for his/her own work and answerable to a superior.
  5. Accuracy - Correct Ans: ✅ the degree of conformity of a measured quantity to its actual (true) value.
  6. Acetone - Correct Ans: ✅ a colorless, highly flammable chemical compound used as an organic solvent, an ingredient in many lacquer thinner compounds and adhering liquids.
  1. Accelerant - Correct Ans: ✅ an agent, often an ignitable liquid, that acts to initiate a fire or increase its rate of spread.
  2. Administrative documentation - Correct Ans: ✅ records such as case related conversations, evidence receipts, description of evidence packaging and seals, and other pertinent information.
  3. Administrative (or Laboratory Director) Case File Review -

Correct Ans: ✅ a detailed final review of the case file documentation. A member other than the assigned analyst must conduct the Laboratory Director case file review on all case files.

  1. Algor mortis - Correct Ans: ✅ the postmortem cooling of the body.
  2. Analytical Data - Correct Ans: ✅ all case specific records such as notes, worksheets, graphs, spectra, printouts, computer data files, photographs, photocopies, microscopic slides and other data or records.
  3. Analytical Procedure - Correct Ans: ✅ an orderly step- by-step process designed to ensure operational uniformity and to minimize systematic variability.
  1. Analyst - Correct Ans: ✅ any ADFS personnel assigned to perform scientific investigation or evidential examination.
  2. Ante mortem - preceding death Antigens - Correct Ans:

✅ foreign substances in the body that are capable of causing disease.

  1. Arson - Correct Ans: ✅ the intentional and unlawful burning of a building or other property.
  2. Assessment - Correct Ans: ✅ the process of evaluating analysts to determine their level of technical knowledge, skills, and abilities.
  3. Asphyxiation - Correct Ans: ✅ a medical term for suffocation, which leads to lack of oxygen in the blood.
  4. Audit - Correct Ans: ✅ a review conducted to compare the various aspects of the laboratory's performance with a standard for that performance.
  5. Back spatter - Correct Ans: ✅ blood directed back toward the source of energy or force that caused the spatter; often associated with entrance gunshot wounds.
  1. Ballistics - Correct Ans: ✅ branch of physics that deals with the flights of projectiles.
  2. Base pair - Correct Ans: ✅ combination of 2 nucleotides (A and T or G and C) held together by weak hydrogen bonds; the DNA double helix is formed when a base pair of nucleotides in the DNA strands are connected by these bonds.
  3. Bile - Correct Ans: ✅ a digestive fluid made by the liver and stored in the gallbladder that helps digest fats.
  4. Biology - the science that studies living organisms. -

Correct Ans: ✅

  1. Blind or Double-Blind Sample Technique - Correct Ans:

✅ a type of proficiency testing where the member is not aware that the sample/case under analysis is a quality assessment sample.

  1. Blood borne pathogens - Correct Ans: ✅ pathogenic microorganisms in blood or other body fluids that can cause disease in people. These pathogens include, but are not limited to, hepatitis B virus (HBV) and human immunodeficiency virus (HIV) in all of its forms.
  2. Bloodstain - Correct Ans: ✅ transfer resulting when liquid blood comes into contact with a surface.
  1. Calibration - Correct Ans: ✅ the set of operations which establish, under specified conditions, the relationship between values indicated by a measuring instrument or measuring system, or values represented by a material, and the corresponding known values of a measurement.
  2. Case File - the hard copy case folder which contains all or

part of the documentation forming the case record. - Correct Ans: ✅

  1. Case Record - Correct Ans: ✅ all notes, reports, custody records, charts, analytical data, and any correspondence generated in the laboratory pertaining to a particular case, which may be located in the hard copy case folder or the LIMS.
  2. Case Management - Correct Ans: ✅ the approach for setting up a logical methodology for acceptance, analytical work, priority, transfer, and return related to work conducted.
  3. Cause of death - Correct Ans: ✅ disease or injury that initiates the lethal train of events leading to death.
  4. Cerebral edema - the presence of a large amount of water

in the spaces of the brain. - Correct Ans: ✅

  1. Certificate of Analysis - Correct Ans: ✅ a document that reports and certifies the test results of a product.
  2. Certified Reference Material - Correct Ans: ✅ a reference material or standard whose property values are certified by a valid procedure or are accompanied by or traceable to a certificate or other documentation is issued by a recognized certifying body.
  3. Chain of Custody - Correct Ans: ✅ a record of individuals who have had physical possession of the evidence.
  4. Chemicals & Toxic Substance List - Correct Ans: ✅ a list of recognized chemicals and toxic substances present in the laboratory facilities.
  5. Chromatogram - Correct Ans: ✅ the pattern of separated substances obtained by chromatography.
  6. Chromatography - Correct Ans: ✅ a method for separating mixtures based on differences in the speed at which they migrate over or through a stationary phase.
  7. CODIS - Correct Ans: ✅ Combined DNA Index System; a DNA database system
  1. CODIS administrator - Correct Ans: ✅ an employee of the laboratory responsible for administration and security of the laboratory's CODIS at a laboratory that owns the database and/or known samples.
  2. Competency test - Correct Ans: ✅ the evaluation of a person's ability to perform work in any functional area prior to the performance of independent casework.
  3. Congenital anomaly - Correct Ans: ✅ an abnormality, such as a spinal column defect, present at birth.
  4. Contact wound - Correct Ans: ✅ a skin injury produced by a weapon in contact with or a fraction of an inch from the skin when discharged.
  5. Continuing Education Courses - Correct Ans: ✅ short, defined periods of formal job-related instruction (including but not limited to professional meetings) provided to members of a Forensic Laboratory for the purpose of enhancing job knowledge, skills, or abilities. Documentation of such training is to be kept on file in the Quality Manager's Office.
  6. Control - Correct Ans: ✅ a test with predictable results performed with an experimental procedure to confirm the reliability of the experimental results.
  1. Controlled Substance - a drug or chemical whose manufacture, possession, and use are regulated by a government. - Correct Ans: ✅
  2. Coroner - Correct Ans: ✅ an elected official with death investigation duties.
  3. Corroborating evidence - Correct Ans: ✅ evidence that tends to support a proposition that is already supported by some evidence.
  4. Crime/Forensic Laboratory - Correct Ans: ✅ a laboratory (with at least one full-time scientist), which examines physical evidence in criminal matters and provides opinion testimony with respect to such physical evidence in a court of law.
  5. Crime scene - Correct Ans: ✅ an area, object or person, external to a laboratory facility, from which evidence is identified, documented, collected, and/or interpreted.
  6. Criteria - Correct Ans: ✅ standards against which compliance is evaluated. The criteria are used to evaluate whether the laboratory activity meets the standard. This is often a restatement of the standard in the form of a question which can be answered "yes", "no", or not applicable - "(N/A)".
  1. Database - Correct Ans: ✅ refers to the DNA analysis of database samples for entry into CODIS and, if eligible, for upload to the National DNA Index System (NDIS).
  2. Database sample - Correct Ans: ✅ a sample obtained from an individual who is legally required to provide a DNA sample for databasing purposes and whose identity is established at the time of collection of the sample.
  3. Deficiency - Correct Ans: ✅ an inadequacy or lacking in some necessary defined quality or element. Deficiencies include but not limited to missing data, incomplete data, or incomplete reports.
  4. Desirable - Correct Ans: ✅ a defined standard, which has the least deleterious effect on the work product or the integrity of the evidence but which nevertheless, enhances the professional status, character, or values of the laboratory.
  5. Detection Limit - Correct Ans: ✅ the lowest quantity of a substance that can be distinguished from the absence of that substance (a blank value) within a stated confidence limit.
  6. Discipline - Correct Ans: ✅ a major forensic science area dealing with similar tests, examinations, or comparisons. Examples include but are not limited to the disciplines of DNA Database, Drug Chemistry, Firearms/Toolmarks, Forensic

Biology, Forensic Pathology/Death Investigation, Implied Consent, Scene Investigation/Processing, and Toxicology.

  1. Discipline Standard Operating Procedures Manuals (SOP) -

Correct Ans: ✅ manuals that concentrate on issues that are unique to a discipline or functional area. Examples include but are not limited to: maintenance and calibration of instruments and balances; reference standards and controls; detailed analytical protocols and procedures; health and safety issues specific to functional area. Each Discipline or Functional Area is required to have a Discipline SOP Manual.

  1. Discrepancy - Correct Ans: ✅ any reported result, casework, or proficiency test, which differs from the consensus result. Discrepancy is also defined as an apparent error in the final conclusion from an analytical procedure. Analytical procedures are tests performed in casework and proficiency tests. A final conclusion is issued in a report after appropriate reviews. Discrepancies may be classified as Class I, II, or III.
  2. Deoxyribonucleic Acid (DNA) - Correct Ans: ✅ a nucleic acid that contains the genetic instructions used in the development and functioning of all known living organisms and some viruses.
  3. Drift, Analytical - Correct Ans: ✅ the systematic or scientific variability in a method, test, or procedure where results gradually deviate from the norm or the expected range.
  1. Drug Chemistry Section - Correct Ans: ✅ the discipline responsible for the analyzes of any substance seized under the state's laws restricting the sale, manufacture, distribution and use of abusive-type drugs.
  2. Drug Standards Inventory - Correct Ans: ✅ the physical accounting of drug standards used in the Chemistry and Toxicology Sections.
  3. Duty - Correct Ans: ✅ a responsibility, task, etc., required by or relating to one's occupation or position.
  4. Electrophoresis - Correct Ans: ✅ a technique for the separation of charged molecules by migration on a support medium under the influence of an electrical charge.
  5. Equivocal death - Correct Ans: ✅ manner of death (homicide, suicide, accident) remains undetermined after a complete investigation.
  6. Error Rate - Correct Ans: ✅ the frequency at which one deviates or strays from a correct standard.
  7. Essential - Correct Ans: ✅ a defined standard, which directly effects and has a fundamental impact on the work product of the laboratory or the integrity of the evidence.
  1. Evidence - Correct Ans: ✅ any item entrusted to the ADFS Forensic Laboratories for demonstrative examination.
  2. Evidence Inventory - Correct Ans: ✅ the physical accounting of evidence and records related thereto.
  3. Evidence Submission Form - Correct Ans: ✅ form used to receive evidence into the laboratory and to initiate request for laboratory examinations or analyses.
  4. Evidence Transfer - Correct Ans: ✅ a change in the possession of a custody item that must be documented in two specified locations (submitter and receiver). Transfers can occur from person to person, person to secure place, or secure place to secure place.
  5. Evidence Vault(s) - Correct Ans: ✅ a secured room or rooms for the storage of custody items.
  6. Examinations (Training) - Correct Ans: ✅ objective evaluative instruments designed to measure job-related knowledge, skills or abilities and usually conducted in one or more of these formats: written, oral, practical or moot court.
  7. Examinations (Evidential) - Correct Ans: ✅ the questioning, testing, comparing, or analyzing of a custody item

in a prescribed manner that is helpful in forming a conclusion or judgment relative to the item

  1. Exception - Correct Ans: ✅ the temporary suspension of some essential element of a policy, procedure, or requirement caused by circumstances that are expected to return to normal at some point in the future. For the duration of the period, the policy, procedure, or requirement is temporarily modified. If the period is anticipated to last longer than one year, then the modification should be incorporated into the ADFS Quality or Operations manual.
  2. External Proficiency Test - Correct Ans: ✅ an exam process/instrument prepared by an outside provider and used as a quality assessment sample.
  3. Exsanguination - Correct Ans: ✅ bleeding to death.
  4. False negative - test result that states that an analyte is absent, when, in fact, it is present above the established limit of detection for the analyte in question. - Correct Ans: ✅
  5. False positive - test result that states that an analyte is present, when, in fact, it is not present or, is present in an amount less than a threshold or designated cut-off concentration. - Correct Ans: ✅
  1. Fire Debris - Correct Ans: ✅ a general term used to define the debris from a fire that is collected as evidence for laboratory examination.
  2. Firearms and Toolmarks Section - Correct Ans: ✅ a discipline responsible for the comparison of firearms, casings, projectiles and other evidence that may be associated through toolmarks. Toolmarks result whenever two items come into contact with sufficient force, such that one or both of the items bear markings resulting from the other item.
  3. Forensic - Correct Ans: ✅ the application of scientific knowledge to legal problems.
  4. Forensic biology - Correct Ans: ✅ the application of biology to law enforcement.
  5. Forensic Pathology - Correct Ans: ✅ a branch of pathology concerned with determining the cause of death by examination of a corpse.
  6. Forensic science - Correct Ans: ✅ the process of using science to resolve legal issues.
  7. Forensic Toxicology - Correct Ans: ✅ a discipline of forensic science concerned with the study of toxic substances or poisons, of which there are many thousands.
  1. Gas chromatography - Correct Ans: ✅ gas flowing through a coated tube separates compounds by their size, weight, and chemical reactivity with the coating of the tube or column.
  2. Gel - Correct Ans: ✅ support medium (agarose) that holds DNA molecules in place during the separation phase of electrophoresis.
  3. Genetics - Correct Ans: ✅ the study of inherited traits, genotype/phenotype relationships, and population/species differences in allele and genotype frequencies.
  4. Goal - Correct Ans: ✅ a statement of purpose defining the mission or intended outcome.
  5. Good Analytical Practice - Correct Ans: ✅ approved method to perform a specific analytical technique that influences the quality of the analysis.
  6. Good Laboratory Practice - Correct Ans: ✅ an approved method to perform a basic operation, activity, or service in a laboratory which influences or enhances the quality of its output.
  1. Histology - Correct Ans: ✅ is the anatomical study of the microscopic structure of tissues.
  2. Hypostasis - Correct Ans: ✅ the pooling of blood as it accumulates at the lowest parts of the body, being pulled down by gravity; is a method of determining the position of the body at/after death.
  3. Hypothermia - Correct Ans: ✅ this situation occurs when the core temperature of one's body falls below normal. It is the failure of the body to maintain adequate production of heat under conditions of extreme cold.
  4. IBIS (Integrated Ballistics Information System) - Correct

Ans: ✅ a database used for acquiring, storing, and analyzing images of bullets and cartridge casings. Important - a defined standard, that is considered to be a key indicator of overall quality in the laboratory, but which may not directly affect the work product or the integrity of the evidence.

  1. Inspection - Correct Ans: ✅ a review or audit of areas, practices, procedures for compliance with existing policy.
  2. Inventory - Correct Ans: ✅ a detailed accounting of all items within a specified location. Examples include but are not limited to: evidence in the evidence vault, evidence in the possession of an analyst, drug standards in the secure storage area for drug standards, contents of a container, etc.
  1. Internal Proficiency Test - Correct Ans: ✅ an exam process/instrument originating from within the laboratory system and used as a quality assessment sample.
  2. Known sample - Correct Ans: ✅ biological material whose identity or type is established. An example of a known sample is a sample contributed by the close biological relative of a missing person.
  3. Known Standard - Correct Ans: ✅ a specimen from an identified source acquired for the purpose of comparison with the evidence.
  4. Laboratory - Correct Ans: ✅ a facility (1) employing at least two full-time employees who are qualified DNA analysts and (2) having and maintaining the capability to perform the DNA analysis on database and/or known samples at that facility.
  5. Laboratory Director (or Administrative) Case File Review -

Correct Ans: ✅ a detailed final review of the case file documentation. A member other than the assigned analyst must conduct the Laboratory Director case file review on all case files.

  1. Laboratory Personnel - Correct Ans: ✅ ADFS members with specific laboratory responsibilities.
  1. Laboratory Satellite - Correct Ans: ✅ a member of a laboratory system that is managed by, but is physically separated from, a parent or regional laboratory.
  2. Laboratory System - Correct Ans: ✅ an organization containing at least two physically separate laboratory facilities that are independently managed under the control of a single superior in the chain of command.
  3. Laboratory support personnel - Correct Ans: ✅ employees who perform laboratory duties exclusive of analytical techniques on database and/or known samples.
  4. Lacerations - Correct Ans: ✅ anything that has been torn roughly for example - a rough cut.
  5. Limited Access - Correct Ans: ✅ access limited to personnel authorized by the laboratory director.
  6. Manner of death - Correct Ans: ✅ death occurs in one of four manners: natural, if caused solely by disease; accidental, if it occurs without apparent intent; suicide, if caused by the deceased; homicide, if someone other than the deceased caused it.
  1. Mass spectrometers - Correct Ans: ✅ an instrument used to both measure and analyze molecules under study. The process involves introducing enough energy into a target molecule to cause its ionization and disintegration. The resulting fragments are then analyzed, based on the mass to charge ratio and produces a "molecular fingerprint."
  2. Mass spectrometry - Correct Ans: ✅ this technique can be used to both measure and analyze molecules under study. It involves introducing enough energy into a target molecule to cause its ionization and disintegration. The resulting fragments are then analyzed, based on the mass/ charge ratio to produce a "molecular fingerprint."
  3. Medical Examiner - Correct Ans: ✅ government official, always a physician and often a forensic pathologist, charged with investigating sudden and unexpected deaths or deaths from injuries.
  4. Method - Correct Ans: ✅ the course of action or technique followed in conducting a specific analysis or comparison leading to an analytical result.
  5. NDIS - Correct Ans: ✅ The National DNA Index System. NDIS is one component of CODIS—the national and highest- level index containing the DNA records contributed from participating federal, state, and local laboratories.
  1. Notes - Correct Ans: ✅ the documentation of procedures, standards, control and instruments used, observations made, results of tests performed, charts, graphs, photographs, sketches and other documents generated that are used to support the analyst's conclusions.
  2. Objective - Correct Ans: ✅ a measurable, definable accomplishment that furthers the goals of the organization.
  3. Offender - Correct Ans: ✅ An individual who is required by statute to submit a sample for DNA analysis and databasing. The term "offender" includes individuals who are convicted of or arrested for a crime or juveniles adjudicated delinquent for an offense and required by state or federal law to provide a DNA sample for analysis and databasing.
  4. Open Proficiency Test - Correct Ans: ✅ an exam process/instrument where the analyst is aware that the sample is a proficiency test.
  5. Operations Manual - Correct Ans: ✅ a document stating procedures and protocols dealing with the day-to-day issues of ADFS business that does not deal directly with evidence or work product.
  6. Peer - Correct Ans: ✅ an individual having expertise in a specific functional area or discipline gained through documented training and experience.
  1. Performance Audits - Correct Ans: ✅ the review of laboratory administration, management, sections and/or analysts for compliance with policies, procedures, and operational effectiveness outlined in the ADFS Departmental Quality Manual.
  2. Policy - Correct Ans: ✅ a guiding principle, operating practice, or plan of action governing decisions made on behalf of an organization.
  3. Population - the totality of items or units of material

under consideration. - Correct Ans: ✅

  1. Principle - Correct Ans: ✅ a basic rule, assumption or quality; a fixed or predetermined policy or mode of action.
  2. Probability - Correct Ans: ✅ the ratio of the number of outcomes in an exhaustive set of equally likely outcomes that produce a given event to the total number of possible outcomes.
  3. Procedure - Correct Ans: ✅ An established practice to be followed in performing a specified task or under specific circumstances.
  1. Process Development - Correct Ans: ✅ the act of defining and describing a process. It may include planning, architecture, design, implementation, and validation.
  2. Proficiency Test - Correct Ans: ✅ a process to evaluate the competence of an analyst/laboratory by evaluation of the results obtained on test materials. Involves the use of open, blind, reexamination, or known sample techniques.
  3. Property Inventory - Correct Ans: ✅ the physical accounting of capital equipment.
  4. Protocol - Correct Ans: ✅ a directive listing the procedures to be followed in performing a particular laboratory examination or operation. Also refers to the overall plan for analysis of a particular type of evidence.
  5. Postmortem - Correct Ans: ✅ after death
  6. Proper seal - Correct Ans: ✅ a seal that prevents loss, cross-transfer, or contamination while ensuring that attempted entry into the container is detectable. A compliant seal may include a heat seal, tape seal, or a lock with the initials of the person creating the seal being placed on the seal or across the seal onto the container when possible.
  1. Pulmonary Edema - an abnormal buildup of fluid in the air

sacs of the lungs. - Correct Ans: ✅

  1. Qualifying Test - Correct Ans: ✅ measures proficiency in both technical skills and knowledge. Also known as Competency Test.
  2. Quality - Correct Ans: ✅ the degree of excellence achieved by laboratory through its work product.
  3. Quality Assessment - Correct Ans: ✅ the overall system of activities designed to provide assurance that quality control activities are effective.
  4. Quality Assurance - Correct Ans: ✅ those planned and systematic actions necessary to provide sufficient confidence that a laboratory's product or service will satisfy given requirements for quality.
  5. Quality Audit - Correct Ans: ✅ a management tool used to evaluate and confirm activities related to quality.
  6. Quality Control - Correct Ans: ✅ internal activities, or activities conducted according to externally established standards, used to monitor the quality of analytical data and to ensure that it satisfies specified criteria.
  1. Quality Manual - Correct Ans: ✅ a document stating the quality policy and describing the various elements of the quality system and quality practices of the laboratory system. The Forensic Science Quality Manual is the "ADFS Departmental Quality Manual".
  2. Quality Manager - Correct Ans: ✅ the individual designated by top management having authority and responsibility to ensure that the requirements of the ADFS quality system are implemented and maintained.
  3. Quality System - Correct Ans: ✅ the organizational structure, responsibilities, procedures, processes, and resources for implementing quality management
  4. Qualitative analysis - Correct Ans: ✅ determination of the identity of a substance.
  5. Random - Correct Ans: ✅ 1) having no specific pattern 2) produced by chance or unplanned in nature
  6. Reliability - Correct Ans: ✅ the extent to which an experiment, test or measuring procedure yields the same the same results on repeated trials.
  7. Reagent - Correct Ans: ✅ a substance that, because of the reactions it causes, is used in analysis and synthesis.
  1. Reagent blank control - Correct Ans: ✅ an analytical control sample that contains no template DNA and is used to monitor contamination from extraction to final fragment or sequence analysis. This control is treated the same as, and parallel to, the database, known, or casework reference samples being analyzed.
  2. Re-Examination Technique - Correct Ans: ✅ exhibits (the questioned and known items of original evidence) of a previously analyzed case are examined and a conclusion reached by the reviewer, prior to the reviewer knowing the analysts' conclusions.
  3. Reference Standard - Correct Ans: ✅ a sample acquired or prepared that has known properties for the purpose of calibrating equipment and/or for use as a control in experiments
  4. Reliability - Correct Ans: ✅ the quality of being dependable. May refer to personnel, materials, reagents, methods, and equipment.
  5. Retinal Hemorrhage - Correct Ans: ✅ Abnormal bleeding of the blood vessels in the retina, the membrane in the back of the eye.