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17 Cards in this Set

  • Front
  • Back
The amount of poison that under a specific set of conditions will results in detrimental biological change is called?
toxicity
Atoxicant that is metabolized by oxidative enzymes has a faster rate of metabolism in what species?
cattle
The preferred method of preserving tissues for chemical analysis is?
freezing
Activated charcoal is least likely to be effective adsorbant to?
likely effective to?
cyanide

-insecticides
-alkaloids
-bacterial toxins
-glycosideds
Which insecticides is less toxic to young calves under 30 days than adults cattle?
parathion
What insecticide are long lasting in the environment?
Chlorinated hydrocarbons
What clinical signs are not associated with carbamate insecticides?
convulsive seizures
What is the best sample to submit to a toxicology lab to help confirm diagnosis of organophosphates in a live cow?
whole blood
That rodenticide is characterised by acetylene odor?
zinc phoshide
if a toxicant is inactivated by hydroxylation, species will be more resistant to its actions?
cattle
A dog brought to the veterinary hospital showing the following signs: miosis, execessive salivation, vomiting, diarrhea, urination, muscle fasciculation, seizures, and severe difficulty in breathing. The first procedure that should be instituted is?
artificial respiration
2-PAM antagonizes the toxic effects of organophosphates by?
reactivation of acetylcholinesterase
In order from greatest to least what species are sensitive to anticoagulant rodenticides?
pigs, dogs and cats, ruminants, horses, chickens
Pyrethrins have a low toxicity to mammals mainly because?
they are rapidly metabolized
Which insecticides causes the most rapid onset and duration of clinical signs?
nicotine
What drug can no be used to treat the convulsions in strychnine poisoning?
butorphanol
Which animal speciesare most senstive to stychnine toxicosis?
cattle