quizzes after exam 3

Question 1

two reasons why finishing farms phase feed pigs

Answer 1

to ensure there is no over/under eating
to ensure the nutrient requirements are being met

Question 2

in order to maximize energy density in lactation diets __________ should be added

Answer 2

canola oil

Question 3

during which gestational phase do sows receive the greatest amount of feed/day

Answer 3

late

Question 4

feeding ractopamine hydrochloride(paylean) may ________ pork tenderness

Answer 4

decrease

Question 5

feeding paylean ______________the crude protein requirement in the finishing pig

Answer 5

increases

Question 6

the addition of __________ to recently weaned pigs diets enhance growth, improve stool consistency, and reduce e-coli levels in the GI tract

Answer 6

zinc oxide

Question 7

A swine producer is phase feeding his finishing pigs. He has a pen of 160 pound barrows and a pen of 160 pound gilts. Which pen is fed an earlier phase diet if all unstated factors are equal?

pen of barrows
pen of gilts
pens fed the same phase

Answer 7

pen of gilts

Question 8

finishing pigs are __________ fed

Answer 8

ad lib

Question 9

additional ___________ in a boars diet may help improve fertility

Answer 9

selenium

Question 10

which is not a protein source in phase 1 nursery diet

Poultry meal
Spray dried blood meal
Cottonseed meal
Spray dried plasma protein
None listed are used in phase 1 diets
Fish meal
All listed are used in phase 1 diets

Answer 10

Cottonseed meal

Question 11

in gestation diets supp. fat is added in the last ____ of gestation

Answer 11

2-3 weeks

Question 12

Gestating sows are ________fed.

Answer 12

limit

Question 13

The addition of _________to boar diets can help offset the affects of heat stress on sperm production.

Answer 13

vitamin C

Question 14

T/F Lactating sows are the most expensive production phase to feed.

Answer 14

false

Question 15

T/F In a phase 1 nursery diet soybean meal is the main protein source

Answer 15

false

Question 16

T/F The beta-agonist found in ractopamine hydrochloride (Paylean) is stored in the tissues of pigs.

Answer 16

false

Question 17

T/F Phase 4 nursery diets must contain a lactose source

Answer 17

false

Question 18

T/F Finishing pigs are more capable of utilizing fiber compared to gestating sows.

Answer 18

false

Question 19

T/F Parity 1 sows are more likely to be in a negative energy balance than parity 4 sows during lactation.

Answer 19

true

Question 20

What are four by-products from swine?

Answer 20

insulin
gelatin
luggage
porcine burn dressing

Question 21

T/F Pigs produced for biomedical research are born via surgery.

Answer 21

true

Question 22

T/F The swine breeds used for biomedical research are the same mature size as commercially raised pigs.

Answer 22

false

Question 23

The Yucatan breed has _______hair compared to the Duroc breed.

Answer 23

less

Question 24

T/F Researchers can induce heart attacks in pigs that mimic human heart attacks.

Answer 24

true

Question 25

Which breed of pigs is not used in biomedical research? Hanford Gottingen None listed are used for biomedical research All listed are used for biomedical research Targhee Panepinto Sinclair

Answer 25

targhee

Question 26

T/F Pigs make up the majority of animals used in biomedical research in the United States.

Answer 26

false