old exam questions: exam 3 Flashcards
T/F the environment in a pigs stomach is acidic
true
T/F AI on sow farms has decreased the number of sows culled annually
true
T/F pigs weaned at 12 days of age consume more expensive feed than pigs weaned at 21 days
true
T/F pigs that consume water from cup waters grow slower than pigs that consume water from the nipple waterers
false
T/F the pigs large intestine is longer than a pigs small intestine
false
T/F pork with a pH of 5.6 has more water holding capacity than pork with a pH of 6.5
false
T/F histidine is an essential amino acid for swine
true
T/F compared to soybean meal, dried whey contains more crude protein
false
T/F a pigs left ear is his/her litter number
false
T/F high levels of rye in finishing diets can result in carcass with soft fat
false
T/F fats contain more energy than cereal grains
true
T/F in segregated early wean systems the most common method of segregating sows from their offspring is to move the sows and the weaned pigs remain in the barn where they are born
false
T/F triticale can replace all the corn in a sow lactation diet
false
what grains were crossed to create triticale
rye and wheat
T/F the belly is the heaviest wholesale cut in the swine carcass
false
T/F a captive bolt gun is used in swine packing plants to render pigs unconscious prior to bleeding
false
T/F removing a sow from the herd due to lameness is a type of voluntary culling
false
T/F the macromineral potassium is supplemented in swine diets
false
T/F culling a sow once shes reached her 7th parity is a type of voluntary culling
true
T/F diets that contains oils are more expensive than all grain diets
true
T/F wheat can replace all the corn in a gestation diet w/o negative impacts on the sows performance
true
T/F medicated early wean is the most common early wean system used in the U.S
false
animal protein sources are ___________ palatable than plant protein sources
more
what is an example of animal protein used in swine diets
meat and bone meal
which sow is most likely to die:
farrow in august
farrow in December
farrow in may
august
the mineral _______ plays a role in iron absorption
copper
diets that are high in fat ________ feed intake
decrease
what is not a type of voluntary culling
remove due to farrowing difficulties
remove due to farrowing small litter
remove due to poor lactation
remove due to size
all are reasons to voluntary cull
pigs that consume pelleted diets guzzle __________ water than pigs that consume meal diets
less
breeding Chester white sows to a __________ boar can result in offspring with more marbling
Berkshire
__________ when fed for at least 6 mo, sow experience a decrease in wean to estrus interval and increase in number born alive
chromium
which method of euthanasia is not frequently used with baby pigs
blunt trauma
CO2
electrocution
electrocution
which sow is most likely to die
BCS 1
BCS 3
BCS 5
bcs 1
which pig will have an advantage in feed efficiency
boar at 210 pounds
gilt at 210 pounds
gilt
the lack of __________ in a swine diet can lead to thyroid enlargement
iodine
wheat contains ________ lysine than corn
more
pork that is ______ has a reduced shelf life compared to normal pork
DFD
a nursery farm manager has issues with scours in his barn. what grain could be added to a post weaning diet to help decrease instances of scours
canola
corn
oats
rye
wheat
sunflower
oats
_________ is required for calcium and phosphorus absorption in pigs
vitamin D
Pigs are born by C-section in which weaning system
specific pathogen free
bile helps make the digested feed (chyme) more _______ in the small intestine
alkaline
what organ stores bile
gallbladder
the high _________ content of canola meal limits it use in swine diets
NDF
compared to corn, DDGS has ______ starch
less
which pig would consume the most water
finishing gilt
gestating sow
lactating sow
nursing gilt
lactating sow
sow farms that have problems with __________ and _________ should clip the newborn pigs ______ needle teeth
greasy pig
mastitis
8
pigs consuming water high in nitrates exhibit ______ along with breathing difficulties
cyanosis
diets with more than ___% fat have problems with ___________
5%
caking/decreased intake
the phosphorus found in corn is bound to __________ which _______ its availability to pigs
phytate
limits
paylean is fed to improve ________ in ___________pigs
lean/muscle growth
finishing
castration of males prevents the offensive cooking odor called
boar taint
feeding ___________ fats such as ________ and ________ can result in pork that is visibly soft and distorts easily
highly unsaturated
canola
sunflower oil
the enzyme __________breaks down starch
amylase
DFD pork has a _______ water holding capacity compared to normal pork
high
pantothenic acid is a ___________-soluble vitamin. when deficient swine exhibit _______ in their rear legs
water
goose-stepping
cullling sows on sow farms usually occurs when in the sows production
weaning
preg checks
why are raw soybeans not used in swine diets
need heated b/c of trypsin inhibitor
parakeratosis a condition of the ________ occurs in pigs fed a diet deficient in ________
skin
zinc
pigs should be tail docked ______inch from where the tail joins the body. If tails get docked too short ______ can occur. What can be used to tail dock pigs___________-
1
rectal prolapse
emasculator
the pigs large intestine is mainly responsible for H2O absorption. Additionally very minuscule production of _______ and ___________ occurs in the large intestine
VFA
B vitamins
Nina the nutritionists is formulating a phase 1 nursery diet. Which AA’s is nina most concerned about
isoleucine
methionine
in the ________secreates lipase which helps breaks down ________ and trypsin which helps break down _______ in the small intestine
pancreas
fat
protein
frank wants to improve the quality of fat in his swine. Frank could replace all the corn with __________. frank could also add what feed additive to his finishing pig diet ____________
milo
CLA
prior to slaughter finishing pigs need to withdrawn from paylean _______ days before slaughter
zero
number one reason sows are culled from a herd
repro problems
a feed mill adds propionic acid to gestation diets, why
mold inhibitor
vera was diagnosed with mulberry heart disease, a deficiency of ___________ or _________ can cause this
selenium
vitamin E
nathan is making a diet for gestating sows. What AA is he most concerned about
lysine
ground limestone provides ______ to the diet
calcium
baby pigs need to recieve supplemental iron _________ after birth, the preferred method of administration is ________. Baby pigs should receive ____________mg of iron
1-3 days
injectable
200
when feeding cottonseed meal producers must be aware of the anti-nutritional factor __________
gossypool
when purchasing a pork loin look for pork with a ____________ color and a marbling score of ________ or higher
reddish/pink
4
recently weaned pigs have a hypersensitivity reaction to ____________ in diets
soybean meal
