DZ ACCIDENTS Flashcards by JA NB

causes of abnormalities

genetic and envt effects

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polymelia is common in holstein cattle which is brought by recessive genetic conditions

false. angus cattle

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known as curly calf syndrome due to crooked joints

arthrogryposis complex

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what breed of cattle is predisposed to arthrogryposis complex

charolais breed

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brachyspina is a common recessive genetic condition in angus breeds

holstein

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Biggest component in the largest pregnancy wastage

embryonic death

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also known as perinatal mortality

stillbirth

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stillbirth happens ___ hours before parturition

12-48 hrs

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Well Known in cattle, but occurs also in sheep goats camel

freemartinism

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in freemartinism, 92% of heifers born co-twin to bulls are ___

sterile

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why are freemartin females sterile

transfer of antimullerian hormone

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single born freemartin females can occur

true

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deficiency causing Anophthalmia or microphthalmia

vit a

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how to prevent vit a deficiency

cod liver oil, rich in vit a,d, FAs

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vit a deficiency can be associated with lack of _____

green feed

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important in formation of bone

vit a, calcium

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abortion is pregnancy loss after fetal period ___ days

> 42 days

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if <42 days ang death, it is considered as

embryonic death

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disintegration of fetus after completion of organogenesis

fetal resorption

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fetal resorption is when nothing comes out of the vulva, no expulsion, but few discharges T/F

false. no discharge

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caused Anomalous limb development in pigs

vit b2 def.

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Lack of this leads to: Hydrocephalus

vit b3, b12 def.

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hydrocephalus is increased spinal synovial fluid in the cranium T/F

false. cerebrospinal fluid

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hydrocephalus causes spherical head shape T/F

dome-shaped

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Affect in perinatal devt and survival

vit b6 deficiency

Detrimental to embryo and devt

folic acid deficiency

term for Protruding brain tissue out of skull

exencephaly

causes eye and facial malformation

vit a def.

causes Abortion, resorption, stillbirth or fetal malformations

vit a def.

causes Fetal deaths and locomotor incoordination in pig

vit b5 def.

causes Reduce birth weight and postnatal growth

vit b12 def.

causes milk fever and skeletal abnormalities

vit d def.

alter osteogenesis and ossification causing defects of extremities

hypervitaminosis D

causes myodegenration, neonatal deaths and incoordination in piglets, and stilbirthds in dogs

vit e def.

causes congenital enzootic ataxia or ___

swayback copper def.

result of exposure to alkaloid plants

copper toxicity

causes hemolytic crisus

copper tox.

can lead to congenital goiter (hypothyroidism)

iodine def.

iodine def. may be caused of ingestion of ___

goitrogens in Brassica spp.

causes wool break

iodine def.

causes increased intrauterine mortality Detrimental sa developing fetus Reduced BW Reduced growth rate Alopecia

calcium toxicity

causes grass tetany

magnesium def.

copper is inhibited by antagonist ___

molybdenum

iron deficiency can lead to what type of anemia

Microcytic hypochromic anemia

any deficiency in Phosphorus affects the ___ which affects the bones leading to embryonic _____

Ca:P ratio resorption

common in farms near junkyards,

lead toxicity

cause devt or physical defects in developing fetus or embryo

teratogens

fluconazoles are contraindicated in pregnancy T/F

true

albendazoles are safe but gestations should be _____days

>45 days

T/F griseofulvin is embryotoxic

false. teratogenic

doxycycline is teratogenic T/F

false. embryotoxic

fungal toxicity is caused by metabolites called ___

mycotxins

toxin from a. flavus

aflatoxin

aspergillus strains causing sporadic abortions

a fumigatus

mycotoxins are Teratogenic, carcinogenic, mutagenic, _______

immunosuppressive

mycotoxins can be excreted in milk T/F

true

result of absorption of much of the fetal and placental fluids

mummification

caused by orbivirus causing hydraencephaly

bluetongue

associated with Dullness, inability to stand, impaired vision, disoriented

bluetongue

causes - embryonic resorption - gestation, abortion, stillbirth, mummification and neonatal mortalities

porcine herpesvirus 1

signs: persistence infection (due to immune competence) - mummification, abortion, premature birth and congenital malformations

bovine viral diarrheal virus

signs: persistence infection (due to immune competence) - mummification, abortion, premature birth and congenital malformations

bovine viral diarrheal virus

characteristics: different outcomes - embryonic mortality and resorption - fetal death and mummifications

porcine parvovirus

causes embryonic death - cerebellar hypoplasia, retinal dysplasia, fetal death and stillbirths

FPV

fetuses with lesions that are sufficiently extreme

fetal monsyers

fetuses with lesions that are sufficiently extreme

amorphus globosus

Fusion of orbits, brain and nose leading to anophthalmia and microphthalmia

cyclopia

Edema of the fetal membranes and placenta, maternal placenta, and fetus

dropsies

characterized by Severe necrotizing placentitis and abortion

brucellosis

most pathogenic brucella strain found in goats

b. melitensis

a condition that occurs when too much amniotic fluid builds up during pregnancy.

hydramnios

a condition that occurs when too much amniotic fluid builds up during pregnancy.

hydrallantois

Observed in fetus that died preterm

fetal ascites

Generalized subcutaneous edema

fetal anasarca

fetus with fetal anasarca can be carried up to due date

true

Absorption of much fetal and placental fluids

maceration

where decomposition in utero occurs

maceration

cyclopia occurs as the problem during fetal devt t/f

false. embryonic devt.