First parts Flashcards
What is PM tox
Applied Science
Hybrid of analytical chemistry and fundamental toxicologic principles: Anatomy,biology, clinical chemistry, Medicine, pharmacology, physiolog
While toxicology admits of being extensively applied to other medical science , it is in medical jurisprudence that its power and extent are most evident
Objectives
Determine the nature and extent of drug involvement in potential human poisoning
Facts and opinions
Objectives Fact
Maintain integrity of biological specimens during collection,storage and analysis to prevent spoilage or contamination
Isolate and identify specific chemical substance in biological specimens using appropriate techniques
Determine the absence of other drugs in specimens
Confirm and quantitate drugs
Report analytical findings
Objectives Opinion
Interpreting, when experience allows, results in terms of the effects of the drugs found on behavior and health
Supply information, when possible, regarding dose od the drug ingested/exposed to, interval since ingestion/exposure, route and frequency of administration, and other factor pertaining to exposure
Express conclusion, based upon analytical results and other pertinent information, as to whether results are consistent with history of the incident
Early History
oldest scientific displine
needed to know which plants were safe
Chinese journals, egyptians
Toxicology derived from
Toxicon
Meant a bow for shooting arrows
Poison occasionally placed on tips of arrows to increase lethality
Word toxicos came to refer to such a poison
Lead to term intoxication initially meant one was made sick by poison arrows
Romans
Assisnations and executions
Nero used personal poisoner
1200
spanish rabbi wrote 1st aid book poison and theoir antidotes
paracelsus-Important
father of modern tox
“All things are poison and nothing is without poison, only the dose permits something not to be poisonous”
Substances considered toxic are harmless in small doses and conversely an ordinarily harmless substance can be deadly if over consumed
When did poisoning reach the height
Renaissance
Borgias clan
15th Century widely known
Brother and sister
famous posioners
Catherine de medici
Tested her poisons on the poor and ill
Schools in rome and Venice
Taught how to murder w/ poiso
Arsenic Act
Documentation of
Purchaser, AMt. sold, purpose of use, requires colorant; exception-medicinal or agricultural
Repealed in 1933 [Pharmacy and poisons act]