NAVLE TOXICOLOGY EXAM
QUESTIONS AND ANSWERS GRADED A+
2025/2026
What is the antidote for ionophore toxicity? - ANS there is no antidote
An animal with hemorrhagic diarrhea, colic most likely has what? - ANS Arsenic posioning
Bonus: how do you calculate the anion gap? - ANS (positives - negatives
(Na + K) - (Cl - HCO3)
A cat comes in with a puffy face and conjunctival edema. The urine is dark brown. What do you
treat it with? - ANS N-acetylcystine (acetominophen toxicity)
Your dog has just eaten an ant bait trap and now has vomiting, diarrhea, and is weak. What do
you treat it with? - ANS Dimercaprol
A herd of cows has hemorrhagic diarrhea and colic. What do you treat with? -
ANS Dimercaperol
A bunch of pigs is refusing to eat feed. The others are vomiting and are immunosuppressed.
What is in the feed? - ANS Trichothecenes
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, A group of cattle were just moved to a lush pasture and now have a mild cough. What is the
toxin? - ANS 3-Methylindole
makes a toxin that is toxic to lung cells
A group of cows has tremors, aural tics, some are recumbant and won't rise. You look at their
gums and they are muddy brown. When you take blood it is a chocolate color. What should you
treat them with? Where could they have gotten sick from> - ANS Methylene blue (Nitrate
poisioning)
Sick from sstressed corn with high nitrate concentration
Old fertilizer tanks w water
Amaranthus plant has high nitrate content
A dog comes in with pericardial effusion/tamponade, some mild tremors, and GI upset. You ask
the owners if the dog has gotten into ___________ - ANS Avocado
After fresh bedding was put down, several horses are developing laminitis. What should you
look for in the shavings? - ANS black walnut shavings
A frantic owner calls because she just discovered her dog drank bleach! You tell her to come in
and treat the dog with.... - ANS diluting the stomach with milk
--> don't give activated charcoal (doesn't bind)
--> don't induce emesis
A farmer brings his acutely sick cow in for necropsy. You find petechial hemorrhages along all
serosal surfaces. The blood you drew before she died showed a pancytopenia. You tell the
owner to look for this plant in the fields - ANS Bracken fern
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
QUESTIONS AND ANSWERS GRADED A+
2025/2026
What is the antidote for ionophore toxicity? - ANS there is no antidote
An animal with hemorrhagic diarrhea, colic most likely has what? - ANS Arsenic posioning
Bonus: how do you calculate the anion gap? - ANS (positives - negatives
(Na + K) - (Cl - HCO3)
A cat comes in with a puffy face and conjunctival edema. The urine is dark brown. What do you
treat it with? - ANS N-acetylcystine (acetominophen toxicity)
Your dog has just eaten an ant bait trap and now has vomiting, diarrhea, and is weak. What do
you treat it with? - ANS Dimercaprol
A herd of cows has hemorrhagic diarrhea and colic. What do you treat with? -
ANS Dimercaperol
A bunch of pigs is refusing to eat feed. The others are vomiting and are immunosuppressed.
What is in the feed? - ANS Trichothecenes
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, A group of cattle were just moved to a lush pasture and now have a mild cough. What is the
toxin? - ANS 3-Methylindole
makes a toxin that is toxic to lung cells
A group of cows has tremors, aural tics, some are recumbant and won't rise. You look at their
gums and they are muddy brown. When you take blood it is a chocolate color. What should you
treat them with? Where could they have gotten sick from> - ANS Methylene blue (Nitrate
poisioning)
Sick from sstressed corn with high nitrate concentration
Old fertilizer tanks w water
Amaranthus plant has high nitrate content
A dog comes in with pericardial effusion/tamponade, some mild tremors, and GI upset. You ask
the owners if the dog has gotten into ___________ - ANS Avocado
After fresh bedding was put down, several horses are developing laminitis. What should you
look for in the shavings? - ANS black walnut shavings
A frantic owner calls because she just discovered her dog drank bleach! You tell her to come in
and treat the dog with.... - ANS diluting the stomach with milk
--> don't give activated charcoal (doesn't bind)
--> don't induce emesis
A farmer brings his acutely sick cow in for necropsy. You find petechial hemorrhages along all
serosal surfaces. The blood you drew before she died showed a pancytopenia. You tell the
owner to look for this plant in the fields - ANS Bracken fern
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
