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level: TOXICOLOGY 1 - HERBICIDES

Questions and Answers List

Question	Answer
2,4-Dicholorophenoxiacetic acid / (2,4-D)	Chlorophenoxy
2,4,5-Tricholorophenoxyacetic acid / (2,4,5-T)	Chlorophenoxy
A herbicide (at large doses) which can cause coma, generalized weakness. It is associated with NON-HODGKIN'S LYMPHOMA	(2,4-D)
Most widely used herbicide; "contact herbicide"	Glyphosate
A TERATOGENIC contact herbicide which causes ESOPHAGEAL EROSION	Glyphosate
Single electron reduction of the herbicide to free radical species	Bipyridyl
Paraquat	Bipyridyl
A bipyridyl agent which (via INHALATION) accumulates slowly in the lungs, and then causes: PULMONARY EDEMA, PROGRESSIVE FIBROSIS & ALVEOLITIS	Paraquat
A bipyridyl agent which inhibits SUPEROXIDE DIMUTASE = intracellular free radical oxygen toxicity	Paraquat
Possible s/sx of Paraquat if INGESTED / ORAL EXPOSURE	bloody stools, hematemesis
"Delayed toxicity" of Paraquat	congestive hemorrhagic pulmonary edema