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41 Cards in this Set

  • Front
  • Back
Toxic agent of Asclepius spp.
Cardiac glycosides (Cardenolides)
Cardiology sign caused by Asclepius spp. (2)
- Decrease in CO
- Causes arrythymias
What are the first signs of clinical disease associated with in regards to Asclepius spp.?
Stomach and GIT
3 treatments of Asclepius spp.
- Atropine
- Beta blockers
- KCl
Toxic agent of Baileya spp.
Unknown
Species affected by Baileya spp.
Sheep
Primary clinical sign of Baileya spp. toxicity
Rapid, pounding heart that's audible without the stethoscope
Toxic agent of Datura spp.
Tropane alkaloids
Gross lesions of Datura spp.
No gross lesions
Clinical signs produced by Datura spp.
- Vagolysis (and associated SNS signs)
- Hyperthermia
Species affected by Datura spp. intoxication
All species, including humans
Saying associated with Datura spp. intoxication
Red as a beet, dry as a bone, mad as a hen.
Tx of Datura spp. intoxication
Physostigmine
Toxic agent of Kalanchoe spp.
Bufadienolides (cardiac glycoside)
Source of exposure to Kalanchoe spp.
Indoor plants
Tx of Kalanchoe spp.
Diazepam
Species affected by Kalanchoe spp.
All
What organ systems are associated with clinical signs of Kalanchoe spp.?
- CNS
- Cardiac
Toxic agent of Nerium spp.
Cardiac glycosides
What's the primary, general clinical signs of Nerium spp.?
Those associated with GIT
Species affected by Nerium spp.
All
Which species is especially susceptible to Nerium spp. intoxication?
Horses
Which plant can cause intoxication through smoke of burned plants?
Nerium spp.
Toxic agent of Taxus spp.
Taxine
MoA of Taxus spp.
Ca++ and Na+ channel antagonists
How does Taxus spp. produce sudden death?
Stops heart in diastole
Primary species affected by Taxus spp.
Horses
Species affected by Taxus spp. intoxication
All
- Horses primarily
2 gross lesions of Taxus spp. intoxication
- Chicken fat clot in heart
- Flabby heart
Which plant produces 'chicken fat clots in heart'?
Taxus spp.
Toxic agent of Gossypol spp.
Gossypol (a polyphenolic compound)
What's important to remember about Gossypol spp. intoxication?
Can still die after being off of cottonseed for several weeks
What lesion do survivors of Gossypol spp. intoxication have?
Pulmonary abscesses
3 lesions of Gossypol spp.
- White streaks on heart
- CHF
- Pulmonary edema
MoA of Gossypol spp.
Affects blood Hgb content
Two organ systems affected by Gossypol spp.
- Cardiopulmonary
- Liver
What species is most susceptible to Gossypol spp. intoxication?
Pigs
What species is least susceptible to Gossypol spp. intoxication?
Cattle
When are cattle susceptible to Gossypol spp. intoxication?
< 4 months of age
What classification of livestock are most susceptible to Gossypol spp. intoxication?
Monogastrics
Why, even though ruminants are resistant, should they not consume Gossypol spp.? (2)
- Decrease milk production
- Decrease food intake