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ASC 408G: Swine > exam 3: old quizzes > Flashcards

exam 3: old quizzes Flashcards

1
Q

_________pork has a sticky surface.

A

DFD (dark, firm and dry)

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2
Q

Culling a sow because she has reached her 7th parity is an example of _________________

A

voluntary culling

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3
Q

Culling a sow because of structural issues with her feet and legs is an example of ________

A

Involuntary culling

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4
Q

Culling a sow because she consistently gives birth to litters of 7 pigs is an example of ________________

A

Voluntary culling

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5
Q

Water holding capacity increases as the pH value_____________

A

Increases

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6
Q

Feeding wheat to finishing pigs results in pork that is____________ in terms of firmness.

A

normal

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7
Q

Feeding soybean oil to finishing pigs results in pork that is _______ in terms of firmness.

A

soft

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8
Q

Which farrowing/lactating sow is the least at risk of dying before weaning? All unstated factors are identical.

bcs of a 1
BCS of a 4
no differece

A

BCS 4

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9
Q

Which gestating sow is the least at risk of dying before farrowing? All unstated factors are identical.

no difference
fed course ground diet
fed finely ground diet

A

fed course ground diet

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10
Q

Which farrowing sow is the most at risk of dying before weaning? All unstated factors are identical.

Farrowed in July
No difference in mortality risk
Farrowed in January

A

Farrowed in July

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11
Q

Pale colored pork has a _________ pH value compared to normal colored pork.

A

lower

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12
Q

T/F Pork that is dark in color has a reduced shelf life compared to pork that is normal in color.

A

true

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13
Q

What genetic condition(s) is usually responsible for PSE (pale, soft and exudative) meat?

A

porcine stress syndrome

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14
Q

On most commercial sow farms, sows must reach their ___________parity in order to start making money for the farm.

A

fourth

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15
Q

Artificial insemination is a common practice on commercial sow farms. How does artificial insemination contribute to sow mortality rates?

A

AI does not show structural issues like natural service can. Typically in natural service when the boar mounts the female you can tell if she is not structurally sound because she may struggle to handle to boars weight or other reasons, an AI rod cannot show you that.

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16
Q

During what two times in the sow production cycle are sows usually culled from the herd?

A
  • At weaning (due to poor performance, structure issues, parity etc.)
  • When preg checked if not pregnant
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17
Q

What are the five wholesale cuts of a pork carcass:

A
  1. Boston Butt/ shoulder
  2. Picnic shoulder
  3. Loin
  4. ham
  5. side/belly
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18
Q

What are the two methods used in U.S. packing plants to render pigs unconscious prior to being bled out?

A

Carbon dioxide

Electrical stunning

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19
Q

What are two reasons why swine diets should not contain more than 5% fats and oils?

A

It can cause caking of the feed/ feed mixer

High fat= decreased intake of feed, so it will mess with the pigs ADG/ growth performance

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20
Q

As pigs become heavier the amount of water they require increases. What are three other factors that impact water usage by pigs?

A

Temperature of barn

Health status of pig

Water flow

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21
Q

In gestation, lactation and finishing diets ____________ is the amino acid of the greatest concern due to its limited availability in the feedstuff ________

A

lysine
corn

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22
Q

Which pig would consume the most feed per day? All unstated factors are identical.

275 pound barrow
No difference in feed intake
220 pound barrow

A

275 pound barrow

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23
Q

Which pig would consume the most feed per day? All unstated factors are identical.

No difference in feed intake
Housed in a 45 degree Fahrenheit barn
Housed in a 82 degree Fahrenheit barn

A

Housed in a 45 degree Fahrenheit barn

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24
Q

Which pig would consume the least feed per day? All unstated factors are identical.

No difference in feed intake
0.55 inches of backfat
0.95 inches of backfat

A

0.55 inches of backfat

25
Q

Which pig would require the most feed per pound of gain? All unstated factors are identical.

No difference in feed efficiency
180 pound gilt
180 pound barrow

A

180 pound barrow

26
Q

Which pig would require the most lysine in their diet? All unstated factors are identical.

0.55 inches of backfat
No difference in lysine requirement
0.95 inches of backfat

A

0.55 inches of backfat

27
Q

Which pig has the highest average daily gain? All unstated factors are identical.

No difference in average daily gain
105 pound barrow
187 pound barrow
20 pound barrow

A

20 pound barrow

28
Q

Which pig would consume the least feed per day? All unstated factors are identical.

No difference in feed intake
190 pound barrow
190 pound gilt

A

190 pound gilt

29
Q

Which pig would require the least lysine in their diet? All unstated factors are identical.

No difference in lysine requirement
Housed in a 48 degree Fahrenheit barn
Housed in a 81 degree Fahrenheit barn

A

Housed in a 48 degree Fahrenheit barn

30
Q

T/F Pigs synthesize B vitamins in their small intestine.

A

false; large instestine

31
Q

Pigs that consume water with high levels of nitrates show signs of _______

A

cyanosis

32
Q

Feeding_____________with solubles can lead to soft fat in swine carcasses

A

Dried distiller grains with solubles

33
Q

T/F Pigs produce volatile fatty acids in their small intestine

A

false; large intestine

34
Q

T/F Milo has more energy than corn oil.

A

false

35
Q

___________ breaks down fat

A

lipase

36
Q

High fat diets ___________ feed intake.

A

decrease

37
Q

as a pigs weight increases, their lysine requirement ____________

A

increases

38
Q

the amount of feed a pig eats increases, meaning the % lysine needed __________

A

decreases

39
Q

Which pig is more likely to suffer a mineral and vitamin deficiency? All unstated factors are equal.

Raised outdoors
Raised indoors
No difference in risk

A

raised indoors

40
Q

what toxin is found in Cottonseeds

A

gossypool

41
Q

T/F A gilt is more likely to suffer from a mineral deficiency than a heifer. All unstated factors are equal.

A

true

42
Q

A diet deficient in _____________will result in pigs with Blindness .

A

vitamin A

43
Q

Which feedstuff has the highest crude protein?

No difference in crude protein levels
Corn
Soybean meal
Sunflower meal
Rye
Blood meal

A

blood meal

44
Q

Due to the high level of ______________in sunflower meal, its use is limited in swine diets.

A

Non-digestible fiber (NDF)

45
Q

A diet deficient in pantothenic acid will result in pigs with _________________

A

goose-stepping

46
Q

Rickets is the result of feeding pigs a diet deficient in

A

calcium/ phosphorus

47
Q

When using spray-dried plasma protein in post-weaning diets, the level of the amino acid_______________ in the diet must be carefully checked.

A

methionine

48
Q

Mulberry heart disease is the result of feeding pigs a diet deficient in which vitamin

A

vitamin E

49
Q

Which feed contains omega-3-fatty acids?

A

fish meal

50
Q

T/F Animal protein sources are more expensive than plant protein sources.

A

true

51
Q

T/F Animal protein sources are most frequently used in early post-weaning swine diets.

A

true

52
Q

Prior to feeding soybean products to pigs the beans should be_________ in inactivate ____________ inhibitors

A

heated
trypsin

53
Q

In order to save money Tammy Tightwad reduces the amount of lysine in her finishing pig diet. What are two consequences the finishing pigs will experience due to being fed an amino acid deficient diet?

A

Reduced lysine will lead to poor growth developement and less lean of a pig because lysine is what determines how good of a protein source something is.

54
Q

What are the four macrominerals routinely added to swine diets?

A

calcium

phosphorus

sodium

chloride

55
Q

Sow diets routinely have extra water-soluble vitamins added to them to improve performance. What are two water-soluble vitamins typically added to sow diets?

A

Folic acid
Biotin

56
Q

when facing the pig, what ear represents the litter number

A

right

57
Q

when facing the pig, what ear represents the individual number

A

left

58
Q

can wheat and milo replace 100% corn

A

YES

ASC 408G: Swine (37 decks)

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