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30 Cards in this Set

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