old exam questions: exam 1 Flashcards
in a terminal program _______ of replacement gilts are raised on the farm
0%
deep bedded swine barns are most suited for
gestating sows and finishing pigs
pigs with rendement napole (RN) gene have ________muscle pH compared to non-infected pigs
lower
the RN gene is most prominent in what breed
hamp
having workers and visitors shower in/out is part of what biosecurity action area
bio-exclusion
bio-containment
bo-management
bio-exclusion
pigs raised in deep bedded finishing barn experience _____________ instances of tail biting compared to pigs raised in confinement finishing barn
less
T/F pigs with umbilical hernia are often discounted at slaughter
true
colonial America traded salt pork for ________
sugar
which is not a use of water on swine farms
cooling
washing
manure removal
all are reasons
gestating sows housed in deep bedded barn experience ________ farrowing rates compared to gestating sows raised in confinement barn
lower
in the early 1900s lard was used for the manufacturing of
candles
soap
nitroglycerine
cooking oil
pigs should be chored starting with the ______ to help prevent disease spread
youngest
T/F in a one litter system sows are bred to farrow in the summer
false: gilts
_______ is not a bedding source used in deep bedded swine barns
corn stalks
shredded newspaper
straw
wood shavings
all are used
a swine farm is wanting to become a closed herd, which breading program should be used
rotaterminal
_____________ is the father of the american pork industry
de soto
in 2022, which country produced the most pork
china
T/F plastic flooring is the most common flooring in finishing barns
false
during the summer pigs raised in a deep bedded finishing barn experience _________ ADG compared to pigs raised in confinement
higher
___________played a important role in feeding GI and pacific island during ww2
spam
you can visit the spam museum in what state
minnesota
__________ is the most used tool to determine carcass composition for swine carcasses
fat-o-meater
which pig requires the most ventilation (CFM)
50lb gilt
150 lb gilt
250 lb gilt
250lb gilt
T/F in all in all out finishing barns lightweight pigs that are not market weight remain behind with the new group of finishing pigs until the lightweight pigs reach market weight
false
pigs with atresia ani lack a ________
rectal opening
between 1835-1850 Cincinnati ohio was known as
porkopolis
_________is product used to disinfect finishing barns
clorox
citric acid
ethanol
hydrogen peroxide
all of them
T/F most U/S packing plants rib swine carcasses
false
a swine breeder wants to creat the most uniform pigs, what type of breeding should the breeder use
inbreeding
the majority of pasture farrowed pigs nurse for _________ time than confinement farrowed pigs
longer
which pigs would require the least water/day
25 degrees
55 degrees
75 degrees
25 degrees
scrotal hernia are the result of muscle weakness in the ___________ allowing the intestine to invade the scrotum
inguinal canal
cryptorchidism is an example of a __________ inheritance
sex-limited
finishing pigs house in deep bedded barns are ___________– compared to finishing pigs raised in confinement barns
fatter
pigs are susceptible to many different diseases and disease can be spread through different transmission routes. the most common route of transmission is
direct transmission
newly purchased boars should be quarantined fo a minimum of _________ days
30
in a ________sow group all sows are in the same production phase
static
in the U.S pork ranks ________ in terms of meat consumption
third
to reduce disease transmission what type of terrain should charlie select for his new sow unit?_____________– In order to reduce disease transmission what climate should charlie select for his new unit ___________
hilly
hot and dry
__________ and ___________ are toxic gases that must be removed from swine barns using ventilation
ammonia
methane
_____________ is a fomite that could introduce disease into a swine herd
any dirty object (feeder)
__________ waterers are the most common in U.S swine barns
nipple
In a confinement commercial sow unit bred sows are moved the farrowing barn around day ________ of gestation. Before entering the farrowing barn, the sows are ________ and _________. The sows in the farrowing barn with offspring until the pigs are weaned at ______ days of age. In the farrowing barn the sows prefer the barn temp of _________ while the baby prefer a temp of __________-. In order to achieve the temp for the baby pigs ____________ are used
109 days
bathed
dewormed
21-22
60-65
85-90
heat lamps, heated floors
flies, rats, birds, and cats are all examples of organisms that can spread disease to pigs under what transmission route
vector-borne
confinement swine operations handle manure in the ______ form
liquid
in 2022, over 50% of all the hogs in the US are located in which states (list 3)
Kentucky ranks:
iowa
minnesota
N. Carolina
18th
finishing units turn over _________ than nursery units
slower
in swine, maternal traits such as _____________ have ______ heritability, while terminal traits such as ______ have _________ heritability
embryo survivability
low
ADG
moderate-high
compared to terminal/paternal barrows, maternal barrows are
fatter
slower to gain
less $$
at what barn temp os a finishing pig most productive in terms of ADG and FE
55-68
____________ is caused by a genetic defect in pigs calcium relating channels. The genetic defect causes the pig to have ________ when excited. it can also cause the meat to be ___________
porcine stress syndrome
tremors
PSE
_______________ would be a high risk visitor to a sow farm
Kenya veterinarian
