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Ruminant Neuro Dz
Midterm
56
Veterinary Medicine
Professional
10/07/2012

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Cards

Term
What are neuro CS of Vit E/Selenium deficiency?
Definition
Weakness, Ataxia, Recumbency, Death
Term
What are neuro CS of Mg deficiency?
Definition
Convulsions, Tremors, Ataxia
Term
wrt seizures, is an aura or post-ictal phase more common?
Definition
Post-ictal
Term
What SC segment is responsible for the panniculus reflex?
Definition
C8-T1
Term
What is a good indicator of functional CrN1?
Definition
Good appetite
Term
Loss of smell is commonly caused by _____.
Definition
Dz of the nasal passages
Term
CrN VII provides innervation to _____ & _____.
Definition
Lacrimal & Salivary glands
Term
What is the #1 differential for neuro dz?
Definition
Rabies
Term
Which CrN is responsible for motility of the forestomachs?
Definition
Vagus
Term
Which form of Rabies is more common in cattle?
Definition
Dumb
Term
What is the only definitive Dx for Rabies?
Definition
PM
Term
Where is the head disarticulated for Rabies submission? What should not be done?
Definition
Occipito-atlantal jt; Do not freeze
Term
What is the Tx for Rabies?
Definition
None
Term
Especially in cases of human exposure, Rabies Dx requires:
Definition
dz to develop
Term
What is a common route of entry for meningitis in calves?
Definition
Navel (Omphalitis)
Term
What are the most common agents of meningitis?
Definition
Salmonella dublin, E. coli (Not ETEC)
Term
When should calves receive colostrum?
Definition
Within the 1st 24h of life
Term
What is the most common CSF finding in meningitis?
Definition
Abnormal protein
Term
What is an important component of meningitis prevention?
Definition
Colostrum
Term
When is hypoglycemia most commonly seen?
Definition
1st 48 hours of life
Term
In neonatal calves that are flat-out, it is important to _____.
Definition
Re-warm
Term
Mg is important for _____.
Definition
Energy production
Term
Where is Mg absorbed in adult ruminants?
Definition
Rumen
Term
_____ are common w/ hypomagnesemia.
Definition
Relapses
Term
In what animals is ascending myelitis a concern?
Definition
Young lambs
Term
What is an important cause of cerebellar hypoplasia?
Definition
BVD
Term
Weaver syndrome is heritable in:
Definition
Brown swiss cattle
Term
What is an important cause of PEM?
Definition
Thiamine deficiency; High grain, Low roughage diet, especially with abrupt change
Term
What is produced by Clostridium & Bacillus that contributes to PEM?
Definition
Thiaminase
Term
What is important in the Dx of PEM?
Definition
Response to Tx
Term
What is the Tx for PEM?
Definition
Thiamine HCl
Term
What is likely if PEM response to Tx is poor?
Definition
Sulfate-induced CCN
Term
How to CS improve with thiamine administration in PEM?
Definition
In the reverse order they appeared
Term
CAE loves _____
Definition
Macrophages
Term
What does serologic conversion indicate?
Definition
Exposure
Term
Histophilus is a common pathogen of the bovine ____.
Definition
Respiratory & Reproductive tract
Term
What WBCs increase w/ TME?
Definition
Neutrophils
Term
What is the Tx for TEME? Which is labeled for Histophilus?
Definition
Oxytetracycline, Tilmicosin, Florfenicol; Florfenicol
Term
What is often the source of Listeria infection?
Definition
Corn silage
Term
Listeriosis has the potential to be a ____ problem.
Definition
Zoonotic
Term
Infection of the brain in Listeriosis is ____, c.f. _____ in PEM.
Definition
Unilateral; Central
Term
What is Dx of Listeriosis?
Definition
CS of unilateral CrN dysfunction
Term
What is an important CS of botulism?
Definition
Flaccid tongue
Term
What is an important CS of pseudorabies in cattle?
Definition
Intense localized pruritus
Term
What causes dz with tetanus?
Definition
Elaboration of TeNT neurotoxin
Term
What is a common cause of tetanus?
Definition
Problem w/ banding
Term
What are important CS of tetanus?
Definition
Hyperesthesia, Prolapsed 3rd eyelid
Term
What is the Tx for tetanus?
Definition
TAT
Term
What should be done at the time of Sx?
Definition
Administer TAT
Term
What are CS of meningeal worms related to?
Definition
Migration of the worms w/i the spinal cord
Term
Scrapie is most likely a ____.
Definition
Prion
Term
Genetic factors relate to Scrapie in which breed?
Definition
Suffolk
Term
Scrapie is a _____ dz.
Definition
Reportable
Term
What agents can cause acute inflammation of the inner & middle ear?
Definition
M. hemolytica & H. somni; Mycoplasma in young calves
Term
CS of otitis can mimic ____.
Definition
Listeriosis
Term
What Abx is recommended for BRD, & used to treat otitis?
Definition
Florfenicol
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