Term
|
Definition
16-17 days
short day breeders |
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Term
|
Definition
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Term
|
Definition
| 18-24 hours after standing heat |
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|
Term
| When to detect pregnancy? |
|
Definition
30-35 days with ultrasound
As early as 20 days |
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Term
|
Definition
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Term
|
Definition
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Term
|
Definition
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Term
|
Definition
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Term
|
Definition
| late pregnancy abortions, still births, weak lambs, metritis, peritonitis |
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Term
|
Definition
placentitis with edema and necrosis of cotyledons (pale)
intrauterine death
subQ edema and fluid of fetus
40% rare necrotic liver foci in ewe |
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Term
|
Definition
| hygiene, vaccine, mass medication |
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Term
|
Definition
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Term
|
Definition
Early - early embryonic/fetal death
mummies
Late - abortion, perinatal lamb loss
ewe is asymptomatic |
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Term
| Toxoplasmosis Gross Lesions |
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Definition
| cotyledons have gray/white foci 1-3 mm |
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Term
|
Definition
control cat populatin
rumensin |
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Term
| Enzootic Abortion of Ewes (EAE) Organism |
|
Definition
Chlamydia
different strains from polyarthritis and conjunctivitis |
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Term
| Enzootic Abortion of Ewes (EAE) Signs |
|
Definition
late term abortion
still births
weak lambs
fetal mummification
Thickened placenta with red to gray cotyledons
Intercotyledonary zone affected
may not abort until next pregnancy if infected late gestation
if infected early gestation will abort
Chorionitis with elementary bodies (impression smears) |
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|
Term
| Enzootic Abortion of Ewes (EAE) Control |
|
Definition
| hygiene, tetracycline, vaccinate |
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Term
| When to Intervene with Parturition? |
|
Definition
| at 1 - 1.5 hours of no progress during Stage II of parturition |
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Term
|
Definition
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Term
|
Definition
associated with high protein diets
Brevibacterius ammoniogenes converts urea into ammonia which irritates the pizzle |
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Term
| Balanoposthitis Treatment |
|
Definition
clean, antibacterial ointment
feed ammonium chloride |
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Term
|
Definition
|
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Term
|
Definition
| ivermectin, fenvalerate, coumpahos, trochlorfon |
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Term
|
Definition
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Term
|
Definition
one or both testicles is englarged and hot
decreased sperm count/quality
infertility |
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|
Term
| Scrotal Abscess Treatment |
|
Definition
drain
need to do follow up breeding soundness exams to determine if animal is back in production after 1 spermatic cycle |
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Term
|
Definition
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Term
| Epididymitis Transmission |
|
Definition
congenital
passive venereal infection |
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|
Term
| Epididymitis Gross Lesions |
|
Definition
| spermatic granulomas of epididymal tubules |
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Term
|
Definition
do not vaccinate
test and cull |
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Term
| Epididymitis in Peripubertal Rams Organism |
|
Definition
|
|
Term
| Epididymitis in Peripubertal Rams Transmission |
|
Definition
|
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Term
| Epididymitis in Peripubertal Rams Signs |
|
Definition
severe acute painful testicles
palpation of epididymis sore |
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Term
| Causes of Infertility in Ewe |
|
Definition
2-5% female genetic abnormalities
no cystic ovaries
asynchronous mating
starvation
selenium deficiency
30% zygote loss normal
too hot
too fat/skinny
estrogenic compounds (alfalfa, red clover, subterraneoan clover, ladino, birdsfoot trefoil) |
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Term
| Causes of Abortions in Ewe |
|
Definition
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Term
| Pregnancy Toxemia Mechanism |
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Definition
during last part of gestation, metabolic requirements of fetus increase and of milk production
ewe not eating enough or too fat and gets hepatic lipidosis
Cerebral hypoglycemia coupled with ketosis, ketoacidosis, and reduced hepatic and renal function lead to the clinical signs and fetal death |
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Term
| Ewe Management During Pregnancy |
|
Definition
right plane of nutrition
exercise
deworm right before parturition and before breeding
vaccination for Clostridium and tetanus
meds for scours, salmonella, pneumonia
shearing/tagging/crutching |
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