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Marijuana and Health (1982) / Chapter Skim
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APPENDIX D: PARAQUAT ISSUE
Pages 186-193

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From page 186...
... In general, all effects but those on the lungs are transitory. The changes in the lungs of humans after ingestion appear to be dose-related: small amounts of the swallowed chemical may cause modest and reversible lung damage; in contrast, larger quantities cause lethal pulmonary fibrosis.
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From page 187...
... The results suggested that a typical marijuana cigarette contaminated at approximately 500 ppm -- a reasonable degree of contamination -- would produce smoke containing up to l mg of paraquat. This experimental evidence has led to the prediction that a human smoker of five marijuana cigarettes per day would expose the lungs to approximately 5 mg of paraquat.
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From page 188...
... Paraquat suicide in a young woman: Results of therapy directed against the superoxide radical.
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Key Terms

  • paraquat toxicity
  • marijuana cigarette
  • experimental evidence
  • inhaled paraquat
  • neither inhalation

  • clinical experience
  • dichloride intrabronchially
  • human smoker
  • cigarette contaminated
  • lung injury

  • alveolar lining
  • results suggested
  • illegal production
  • smoke containing
  • bear directly

  • cause modest
  • experimental animals
  • unless carried
  • environment containing
  • spray nor

  • tracheal bronchial
  • escapes pyrolyzation
  • effects attributable
  • quantities cause
  • reversible lung

  • marijuana fields
  • mexican government
  • larger quantities
  • ingestion appear
  • serious lung


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