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Livestock Repro.
Livestock Reproduction Study Guide
Question | Answer |
---|---|
Young female cattle | Heifer |
Uncastrated Male Cattle | Bull |
Castrated Male Cattle | Steer |
Young female Chicken | Pullet |
Young Male Chicken | Cockerel |
Castrated Male Chicken | Capon |
Younge female Sheep | Ewe |
Young Male Intact Sheep | Ram |
Act of giving birth | Parturation |
Act of depositing semen in the female | Insemination |
Outer most part of the female reproductive tract | Vulva |
Gateway to the Uterus | Cervix |
"Catcher's Mitt" that surrounds the Ovary | Infundibulum |
Tube that connects the Infundibulum to the uterus | Oviduct |
Act of a Sow giving birth | Farrowing |
Act of a sheep giving birth | Lambing |
Act of a cow giving birth | Calving |
First milk | Colostrum |
Female swine | Sow |
Intact Male Swine | Boar |
Young female swine | Gilt |
Castrated Male Swine | Barrow |
Castrated male sheep | Wether |
The point when sperm and egg cell connect | Fertilization |
Process of insemination of livestock using collected semen | Artificial Insemination |
The part of the female anatomy between the vulva and the cervix | Vagina |
The ovary is covered with these in different stages of growth | Follicles |
What is left when a follicle has burst | Corpus Hemoragicum |
Yelow Body | Corpus Luteum |
What is left after the corpus hemoragicum | Corpus luteum |
Female hormone | Estrogen |
Male hormone | Testosterone |
Gestation length in cattle | 283 Days |
Gestation length in Sheep | 150 days |
Gestation Length in Swine | 115 days |
Part of the Male anatomy in charge of producing spermatozoa | Testicles |
Act of removing the testicles of a male | Castration |
Bloodless type of Castration tool | Elastrator |
A livestock mother | Dam |
A Livestock father | Sire |
Offspring | Progeny |
The product of mating two animals of different breeds | Crossbred |
The act of atracting a mate | Courtship |
The part of the male anatomy that adds Fluid Volume to the semen | Accesory Glands |
The part of the sperm cell that carries the DNA | Head |
Essential to creating a successful breeding program | Good Records |
The act of a male releasing semen | Ejaculation |
The process of taking fertilized embryos and implanting them into several donor cows | Embryo Transfer |
The cow that is superovulated to produce multiple embryos | Donor Cow |
The cow that receives a embryo from the donor cow | Recipient Cow |
The act of collecting the embryos from a donor cow | Flushing |
The process of causing a cow to ovulate a large number of eggs (ovum) at the same time | Superovulation |
The point where a male deposits semen in a female is always the same for all species | FALSE |
Before semen can be used in Artificial insemination it must undergo what? | Evaluation |
Sack which carries testicles | Scrotum |
"S" shape in urethra allows for extension of penis outside of body for reproduction | Sigmoid Flexure |
How many ml of semen does a bull produce per collection? | 6 ml |
How many ml of semen does a boar produce per collection? | 250 ml |
How many ml of semen does a ram produce per collection? | 1 ml |
Two branches of the uterus | Uterine horns |
Time when a female is receptive to the male and will allow breeding to take place | Heat or Estrus |
Sperm cell | Spermatazoa |
Egg Cell | Ovum |
Condition where one testicle failed to decend into the scrotum | Monorchid |
Condition where both testicles failed to decend into the scrotum | Cryptorchid |
Can a cryptorchid sire offspring? | No |
Part of the male anatomy which houses the spermatazoa as they mature | Epididymis |
Tube that begins at bladder and continues through penis | Urethra |
Which glands add Volume to semen that provides nutrient, and cleans the urethra? | Accessory Glands |
How much of the chromosome material is provided by the sire | 1/2 of the total chromosomes |
How much of the chromosome material is provided by the dam | 1/2 of the total chromosomes |
Zygotes divide in a process called | Mitosis |
Conception or fertilization occurs in the | Uterus |
Testicles are suspended away from the body to decrease what | Temperature |
A gamete is also called a | Sex Cell |
Sperm that are said to be able to move around freely | Motile |
The process of the ovary releasing an ovum | Ovulation |
Hormones are produced by what body system? | Endocrine system |
The production of male sex cells is called what? | Spermatogenesis |
Asexual reproduction involves how many parents? | One parent |
Sexual reproduction involves how many parents? | Two parents |
Which hormone besides estrogen is produced in the ovary? | Progesterone |
FSH stands for | Follicle Stimulating Hormone |
The length of time from conception to birth | Gestation |
Chemicals made by the body which cause physical changes like estus and growth | Hormones |
A disease that may be passed from one organism to another | Contagious Disease |
An organism produced by Asexual reproduction | Clone |
Sex Drive | Libido |
The male organ that deposits semen in the female reproductive tract | Penis |
Oviducts are also called | Fallopian Tubes |
Young immature sheep | Lamb |
The stage of the Corpus Luteum beginning to heal | Corpus Albicans |
The act of mating | Copulation |
The act of manually manipulating the reproductive tract | Palpation |
The AI tool used in depositing semen in cattle | Pipette |
The AI tool used in depositing semen in swine | Spirette |
The fluid added to collected semen to extend the life of semen for Artificial Insemination | Extender |
The four phases of the Estrous Cycle | Proestrus-Estrus-Metetrus-Diestrus |
The pahse of the Estrous Cycle in which a female will allow mating to occur | Estrus |
The action of an animal expelling a fetus before reaching the full gestation period | Abort |
A growing animal inside the uterus that cannot live outside the mother | Fetus |
A mature female horse | Mare |
A Mature Male Horse | Stallion |
A male animal used in the collection of semen or breeding | Stud |
An intact male bull that has been surgically altered to be unable to breed a cow, used as a teaser bull | Gomer Bull |
Female Goat | Doe |
Male Goat | Buck |
Castrated male Goat | Wether |
Accessory Glands | Cowper's Gland-Prostate Gland-Seminal Vessicles |
The process of collecting embryos form a donor cow to a recipient cow | Embryo Transfer |