Hosa forensic science - Study guides, Class notes & Summaries

Criminalistics - Answer Analysis of physical evidence Forensic anthropology - Answer Analysis of bodily remains Forensic entomology - Answer Analysis of insects on dead bodies to determine time of death Pharmacologist - Answer Studies natural and synthetic chemicals Carcinogens - Answer Causes cancers Toxicologist - Answer Studies toxic effects of chemicals Base principle of toxicology - Answer Chemicals safe in small dosages become deadly in high dosages Dose-...

Locard's Principle of Exchange - contact between people and objects during a crime can result in a transfer of material direct evidence - evidence (if true) that proves a fact (eyewitness account) circumstantial evidence - evidence that does not directly support a fact (blood stain or fingerprint) physical evidence - an object used to support elements of a crime biological evidence - organic matter used to support elements of a crime class evidence - evidence that narrows an iden...

HOSA Forensic Science Latest 2023 Graded A Criminalistics Analysis of physical evidence Forensic anthropology Analysis of bodily remains Forensic entomology Analysis of insects on dead bodies to determine time of death Pharmacologist Studies natural and synthetic chemicals Carcinogens Causes cancers Toxicologist Studies toxic effects of chemicals Base principle of toxicology Chemicals safe in small dosages become deadly in high dosages Dose-response tests Effects of drugs at different dos...

Actus Rectus - Answer The guilty act Mens Rea - Answer "Guilty Mind" A person's awareness of the fact that his or her conduct is criminal; the mental element of a crime. Competency - Answer The determination by the state about whether a person is capable to stand trial. Crime Scene Staging - Answer When a crime scene is altered in such a way that it would send investigators off course and away from the perpetrator Diminished Capacity - Answer An offender who could not or...

HOSA Forensic Science: Toxicology and Pharmacology Latest 2023 Graded A+ The study of poisons Toxicology Drug testing with the goal of determining whether drugs were the cause or contributing factor in a death Postmortem Drug testing Testing job applicants and employees for illegal drugs in their system Work Place Drug Testing ADME stands for Absorption, Distribution, Metabolism, and Excretion (The stages in which a drug moves through the body) A large class of drugs distinguished by their a...

Entomolomotoxicology - Answer The study of drugs, poisons, and metabolites found in insects Bioaccumulation - Answer The process of substances building up over time in an organism Blow Flies (Diptera) - Answer Flies that often are the first to arrive at a body after death First Instar - Answer First-stage fly larvae that cannot penetrate skin and must subsist on liquid protein Frass - Answer Insect Feces Myasis - Answer Infestation of living humans or other vertebrate ...

Physiological Death - Answer When the vital organs cease to function Estimated Death - Answer Best estimate by the Medical Examiner or the Coroner Legal Death - Answer When pronounced death by the Medical Examiner or the Coroner Rigor Mortis - Answer Occurs 2 hours after death and lasts for 20-30 hours Body begins to stiffen Starts in the smaller muscles (Cannot be guaranteed as different temperatures stiffen body at different rates) Cadaveric Spasm - Answer Instantaneou...

HOSA Forensic Science: Psychiatry/Psychology Rated A+ Actus Rectus The guilty act Mens Rea "Guilty Mind" A person's awareness of the fact that his or her conduct is criminal; the mental element of a crime. Competency The determination by the state about whether a person is capable to stand trial. Crime Scene Staging When a crime scene is altered in such a way that it would send investigators off course and away from the perpetrator Diminished Capacity An offender who could not or did not ...

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Locard's Principle of Exchange - contact between people and objects during a crime can result in a transfer of material direct evidence - evidence (if true) that proves a fact (eyewitness account) circumstantial evidence - evidence that does not directly support a fact (blood stain or fingerprint) physical evidence - an object used to support elements of a crime biological evidence - organic matter used to support elements of a crime class evidence - evidence that narrows an iden...