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23 Cards in this Set
- Front
- Back
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What is a foxtail?
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Spikelet cluster of a grass, that serves to disperse its seeds as a unit
-resemble tail of a fox |
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What are the grasses called that produce a foxtail?
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Spear grass
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What animals are most affected by foxtails?
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Long haired dogs
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Most of the hazardous foxtails are in the genus ______, also called "wild barley".
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Hordeum
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What are 4 grasses known as foxtails?
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1) Alopecurus (foxtail grasses)
2) Bromus madritensis (foxtail brome) 3) Hordeum jubatum (foxtail barley) 4) Setaria (foxtail millets) |
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The spike of Hordeum murinum disarticlates into clusters of ________.
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Three spikelets
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What are 3 locations where foxtails often become irreversibly lodged in long haired dogs?
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1) Toes
2) Nostrils 3) Ear canals |
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What type of damage to foxtails cause to animals?
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Muscular movements cause foxtails to continue to burrow through *soft tissues & *organs, causing *infection and physical disruption, which in some cases can result in death
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Foxtails are a problem beginning when the grass _______ begin to disarticulate, and ending when the spikelets or spikelet clusters are mechanically abraded or incorporated into the ____, ____ or _____.
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Inflorescences
Soil, turf, or leaf litter |
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How can you prevent foxtails?
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Restricting dogs at the time the grass inflorescences begin to disarticulate
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What is the primary clinical sign of a foxtail in the nose?
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Sneezing
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What can you do for surface lesions caused by foxtails?
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Antiseptic & bandaged if necessary
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What should you do to treat an animal that has a foxtail passed beneath the skin?
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Treat w/ systemic antibiotics
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What can happen to foxtails imbedded in the nostrils?
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Migrate into the nasal turbinates
-in rare cases into the brain |
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What can happen to foxtails in the ear canal?
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Can puncture eardrum and enter the middle ear
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What happens when a horse has an administration of an aqueous extract of black walnut?
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Severe laminitis w/in 8-12 hours
-extract causes ischemia to the dorsal laminia of the foot--> laminitis |
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How are horses usually exposed to black walnut shavings?
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People use black walnut and butternut shaving for bedding material for horses
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What is blistering done in horses?
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Practice of applying an irritating substance to a horse's affected area in order to create an inflammatory reaction
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What blistering agent caused death in a horse in Alabama?
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Mercuric chloride blistering agent to the legs
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What happens when a horse has an administration of an aqueous extract of black walnut?
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Severe laminitis w/in 8-12 hours
-extract causes ischemia to the dorsal laminia of the foot--> laminitis |
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How are horses usually exposed to black walnut shavings/
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People use black walnut and butternut shaving for bedding material for horses
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What is blistering done in horses?
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Practice of applying an irritating substance to a horse's affected area in order to create an inflammatory reaction
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What blistering agent caused death in a horse in Alabama?
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Mercuric chloride blistering agent to the legs
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