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WorksheetsReproduction- Ag I
Total questions: 36
Worksheet time: 18mins
Site where semen is deposited in a cow by a bull?
Cervix
Oviduct
Ovary
Vagina
Organ in which eggs are generated and female sex hormones are produced.
Infundibulum
Oviduct
Ovary
Vagina
Site where fertilization occurs.
Cervix
Infundibulum
Oviduct
Vagina
Funnel shaped part that recieves an egg(s) from the ovary every estrus cycle.
Cervix
Infundibulum
Oviduct
Ovary
Seals the uterus from bacteria and foreign invasions after fertilization with a mucus plug.
Cervix
Vagina
Oviduct
Ovary
ID Part #8
Uterine Horn
Ovary
Oviduct
Uterus
ID Part #10
Uterus
Cervix
Vagina
Urethra
ID Part #9
Cervix
Bladder
Vagina
Infundibulum
ID Part #11
Penis
Sheath
Vas Deferens
Cowpers Gland
ID Part #8
Testicles
Epididymis
Retractor Muscle
Prostrate Gland
Releases fluid into the urethra to cleanse and neutralize it to allow sperm to survive. (male)
Cowpers Gland
Epididymis
Penis
Seminal Vesicles
Stores, concentrates, and transports sperm.
Cowpers Gland
Epididymis
Penis
Seminal Vesicles
Deposits semen in the female repro tract and secretes urine.
Cowper's Gland
Epididymis
Penis
Retractor Muscle
Pulls the penis back into the body
Epididymis
Cowper's Gland
Retractor Muscle
Seminal Vesicles
Produces seminal fluid that transports sperm
Cowpers gland
Epididymis
Penis
Seminal Vesicles
How can you tell a cow is in estrous (heat)?
Frequent urination (pee's a lot)
Nervous and agitated
Mounts other females
Allows herself to be mounted
Swollen Vulva
Which stage of the pregnancy do organs start to form?
First - Cell Division
Second - Embryonic
Third - Fetal
When should you breed a gilt for the first time?
When she reaches a good size and weight
When she is old enough - is past puberty
At 3 months of age
Gestation
Removal of the testicles
Where sperm and egg meet
Another word for pregnancy
Keeping eggs warm until they hatch.
Incubation is:
Where sperm and egg meet
Another word for pregnancy
Keeping eggs warm until they hatch
When an animal becomes sexually mature
Conception
Where sperm and egg meet
Another word for pregnancy
Keeping eggs warm until they hatch
When an animal become sexually mature
Puberty
Keeping eggs warm until they hatch
When an animal becomes sexually mature
When they have multiple estrus cycles per year.
Removal of the testicles
Castration
When an animal enters estrus multiple times per year
When an animal becomes sexually mature
Where sperm meets egg
Removal of the testicles
Polyestrus
Removal of the testicles
Where the sperm meets egg
When an animal goes into heat(estrus) multiple times per year.
When an animal becomes sexually mature.
Animals that are polyestrus:
Cattle
Pigs
Horses
Goats
Why do we castrate animals?
So they become less aggressive
So they focus on meat production
So they can't reproduce
So they don't grow as large
Poultry males repro tract is held inside their bodies and females can hold the sperm for multiple days after mating.
True
False
Age of the mother and the weather can affect how long gestation is.
True
False
Pigs gestation is
3 months, 4 weeks, 5 days
114 days
3 months, 3 weeks, 3 days
154 days
Cattles gestation is
9.5 months - 281 days
11 months - 336 days
2 months - 63 days
Chickens incubate their eggs for how many days?
21
28
32
63
Reasons why you might use natural mating in your herd:
Easier on the farmer
Cheaper
Best genetics
So all of your calves come in the same window of time.
Why would you use artificial insemination?
So all of your calves come in the same window of time.
Easier on your females
Better genetics for your herd
Cheap
Why might you use embryo transfer?
Better genetics
Cheap
Easy on producer
Easy on female animal
Which of these are ways you can tell if your heifer is pregnant?
Blood test
Ultra-sound
Rectal Palpation
Abdominal Palpation
We put lights in the chicken coop to trick the chicken into laying eggs because they use daylight to tell if it is a good time of the year for them to lay eggs. With out the light the chicken would not lay as well or at all.
True
False
