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30 Cards in this Set
- Front
- Back
3 methods used for estrus detection
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paint markers, blood testing, gomar bull
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where does the ovum(egg) rest during ovulation
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infundibulum
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what is the gestation period for cattle
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283 days
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what are the stages female animals experience during parturition
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prepatory, birthing, membrane expulsion
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what substance is used to store semen
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liquid nitrogen
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3 signs of detecting estrus
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standing heat, mucousy discharge, female trying to mount others
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what 3 species is artificial insemination used the most
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cows, pigs, turkeys
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3 advantages of artificial insemination
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reduces sire cost, eliminates danger of keeping a sire, don't have to feed another bull
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disadvantages of artificial insemination
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increase management, equipment cost
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term for getting a female to release more than usual amount of eggs
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super ovulation
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period of time in which an animal is pregnant
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gestation
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the union of the sperm and egg
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fertilization
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process of giving birth
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parturition
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location of the union of the sperm and egg
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oviducts
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mating of male and female
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copulation
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period when the female is receptive to the male and will stand for mating
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estrus
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release of egg from there ovary
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ovulation
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location of the fetal development
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uterus
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act of bring a group of animals into heat at the same time
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estrus synchronization
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hormone that has the effect of keeping progesterone level high
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progestin
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the act of removing or modifying or adding genes to DNA
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genetic engineering
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the stage of estrus when a female stands when mounted by another animal
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standing heat
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hormone that causes the corpus luteum to stop producing progesterone
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prostaglandin
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moving embryos from one female to another
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embryo transfer
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the production of one or more exact genetic copies of an animal
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cloning
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what is artificial insemination
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The placing of semen in the females reproductive tract
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How does estrus synchronization benefit an animal producer
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It decreases management and they give birth at the same time
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What steps are involved in embryo transfer
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Super ovulation, inseminate, flush, place in the female or freeze
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What is the purpose of genetic engineering
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To suppress genes or alter genes
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What are three causes of dystocia during parturition
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Calf weight, abnormal presentation, female is too fat , female has low nutrients
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