1. Which one of the following poisonous plants is primarily neurotoxic?

Quercus spp.
Juglans nigra
Sorghum spp.
Rhododendron spp.

2. Ingestion of which one of the following plants causes acute hemolytic anemia in horses?

Acer rubrum
Kalmia spp.
Prunus spp.
Eupatorium rugosum

3. Pyrrolizidine alkaloids are responsible for the toxicologic effects of which one of the following plants?

Lilium spp.
Senecio spp.
Robinia spp.
Conium spp.

4. Which one of the following plants causes "Crooked Calf Syndrome"?

Pinus ponderosa
Lupinus spp.
Asclepias spp.
Veratrum californicum

5. What is the MOTA of Taxus?

physical irritation of oral mucosa
methemoglobin formation
neuromuscular blockade
inhibition of cardiac depolarization

6. Eupatorium rugosum causes which one of the following?

death from respiratory failure in horses and ruminants
CNS tremors in horses; myocardial degeneration in ruminants
CNS tremors in ruminants; myocardial degeneration in horses
CNS effects in horses and ruminants

7. Laminitis is a common clinical sign seen in horses exposed to:

Juglans nigra
Cicuta spp.
Quercus spp.
Acer rubrum

8. Which one of the following toxins found in Astragalus & Oxytropis spp. is responsible for demyelinatin of the posterior spinal cord?

Selenium
Swainsonine
Miserotoxin
Anagyrine

9. Intoxication with which one of the following plants is likely to cause dyspnea?

Sorghum spp.
Asclepias spp.
Senecio spp.
Philodendron spp.

10. The toxins found in Delphinium spp. target which organ system(s)?

CNS & heart
kidney & GI system
GI system & heart
liver