TOXI

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  1. synthetic chemicals that are stable for weeks to years after application
    halonbenzene derivatives
  2. some halobenzene may decompose at high temperature to
    TCDD
  3. meaning of TCDD
    2,3,7,8-Tetrachlorodibenzodioxin
  4. the most popular and most toxic of the chemicals
    DDT (1,2-dichlorodiphenyltrichloroethane)
  5. principal symptoms of halobenzene derivatives
    • vomiting
    • tremors
    • convulsions
  6. emergency measures of halobenzene derivatives
    • emesis
    • give activated charcoal-gastric lavage - saline cathartic
    • do not give fats or oil
    • scrub skin with soap and water
    • give artificial respiration
  7. 2 distinct chemical groups of cholinesterase inhibitor insecticides
    • organophosphorous derivatives
    • carbamates
  8. are used in agriculture for the control of soft bodied insects
    cholinesterase inhibitor insecticides
  9. a substance capable of reversing the phosphate ester-cholinesterase combination is available
    pralidoxime
  10. treatment of organophosphate and carbamate poisoning
    • pralidoxime
    • atropine
  11. are naturally occuring insecticides derived from the crysanthemum plants
    pyrethrins
  12. mechanism of toxicity of pyrethrins
    paralyze the nervous system through disruption of the membrane ion transport system in nerve axons
  13. nicotine is obtained from the leaves of _________ and ____________
    • Nicotiana tabasum
    • Nicotiana rustica
  14. reacts with acetylcholine receptor of the postsynaptic membrane resulting in depolarization of the membrane
    nicotine
  15. treatment of nicotine poisoning
    • maintain vital signs
    • suppression of convulsions
    • nicotine patch or gum (small amounts)
  16. Rotonone is obtained from
    • Derris elliptica
    • Derris maaccensis
    • Lonchocarpus utilis
    • Lonchocarpus urucu
  17. oral ingestion of rotonone produces
    • GI irritation
    • conjunctivitis
    • pharyngitis 
    • rhinitis
  18. is a bipyridyl herbicides
    paraquat
  19. accumulates slowly in the lung by an active process and cause lung edema, alveolitis and progessive fibrosis
    paraquat
  20. is used in printing inks, cloth marking inks, paints and paint removers and in the synthesis of dyes
    aniline
Author:
klerandi
ID:
314434
Card Set:
TOXI
Updated:
2016-01-22 23:41:54
Tags:
toxicology
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Description:
qwerty
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