Quiz 3

Question 1

If a sow is pregnant, what will you see on the ultrasound?

Answer 1

-black ovals close together

Question 2

What does the lean-meater do?

Answer 2

-measures the amount of backfat an animal has.

Question 3

How does the lean-meater work?

Answer 3

-It is an ultrasound
-3 dots on the left side determine layer
-measures fat in mm

Question 4

What do you put on the probe of the lean-meater?

Answer 4

-lube
-motor oil
-cooking oil

Question 5

Can an ultrasound pass through air or air bubbles?

Answer 5

-No

Question 6

What is important about the probe and where is it placed?

Answer 6

-probe placement is important
-place probe behind last rib

Question 7

What is it called when a sow gives birth?

Answer 7

-farrowing

Question 8

What hormones are associated with pregnancy?

Answer 8

-progesterone
-prostaglandin
-estrone sulfate

Question 9

When can you detect a pregnancy?
With an ultrasound?

Answer 9

-17-24 days after breeding
-28-80 days

Question 10

What is the probe placed for an ultrasound for a pregnancy detection?

Answer 10

-on the flank between the last 2 nipples

Question 11

What type of ultrasound machines are there?

Answer 11

-Doppler
-A-mode
-B-mode

Question 12

How does an ultrasound work?

Answer 12

-soundwaves through the transducer

Question 13

Lean-meater math

Answer 13

-1 inch = 2.54cm = 25.4mm
-10mm = 2/5 inch
- ?mm / 10mm = ? inches

Question 14

What is the max amount of fat a pig can have?

Answer 14

-1 inch

Question 15

How long is a gilt’s puberty?

Answer 15

-160-190 days

Question 16

When are replacement gilts selected and what are they selected for?

Answer 16

-At 4-5 months of age
-structure
-underline and vulva
-size and fitness
-litter size and weight

Question 17

Why would a sow be culled?

Answer 17

-reproduction failure
-age
-small litter
-fet and leg disorder

Question 18

Magnet

Answer 18

-end in the reticulum
-help prevent hardware disease in cattle by collecting it and not letting it pass through the body

Question 19

What is the 205 weaning weight and what is it adjusted on?

Answer 19

-computed on average daily gain from birth to weaning
-calf age
-calf sex
-dam age

Question 20

What sex grows the slowest and fastest?

Answer 20

-Heifers grow the slowest
-bulls grow the fastest
-steers in the middle

Question 21

Yearling weight

Answer 21

-weaning weight to now
-grow on their own

Question 22

What is mouthing?

Answer 22

-looking at teeth to determine age of an animal

Question 23

Lutalyse

Answer 23

-(IM), 5cc
-used for estrus synchronization
-infection of reproductive tract
-abortion (cause)
-prostaglandin F2 alpha

Question 24

Where is the proper injection site on beef cattle?

Answer 24

-triangle area in the neck region
-never near the butt

Question 25

Injection Rules

Answer 25

-use clean needles and syringes -follow label of drug -good restraint -don't use outdated products

Question 26

Mouthing cattle

Answer 26

-0-1.5 years all baby teeth -1.5-2 years 1 permeant set -2.5-3 years 2 permeant sets -3.5-4 years 3 permeant sets -4-4.5 years 4 permeant sets -10-12 years short and spread out

Question 27

CIDR

Answer 27

-eazi-breed CIDR -progesterone intravaginal insert -synchronization of estrus

Question 28

Pre breeding vaccines

Answer 28

-Vista 5 SQ -L5 SQ -protect against IBR abortion and BVD PL calves -vaccinated to protect the fetus

Question 29

Vista 5 SQ

Answer 29

-Bovine rhinotracheitis virus diarrhea-parainfluenza 3-respiratory syncytial virus vaccine -modified live virus

Question 30

L5 SQ

Answer 30

-Leptospira Canicola - Groppotyphosa-Hardjo-leterohaemorrhagiae-Pomona bacterin

Question 31

BVD

Answer 31

-embryonic loss, abortion, birth defects, PI calves can infect the herd

Question 32

IBR

Answer 32

can result in infertility problems and abortion

Question 33

Weaning weight

Answer 33

-measure of mother's ability -standardized based in sex of calf age of calf age of dam -taken when calf is between 160-250 days old

Question 34

When is a dam most productive?

Answer 34

-5-10 years mature dam is 5-10 years old

Question 35

Yearling weight

Answer 35

-take at 365 days -long yearling weight 452 or 550 days -separate for each sex -160 days between weaning and final weight

Question 36

Weaning ratio

Answer 36

-used to decide if an animal should be culled

Question 37

Most Probable Producing Ability (MPPA)

Answer 37

-compare cows on number/quality of calves -used for culling

Question 38

Cow efficiency

Answer 38

-cow producing ability in the herd -frame size

Question 39

Body condition score in sheep

Answer 39

-1 is thin, 5 is fat, and 2-3 is good -if breeding want btw 3-4 -cost effective nutrition

Question 40

What are the most critical time to asses BCS?

Answer 40

-4-6 weeks pre-lambing -one month prior to breeding

Question 41

FAMACH Scoring

Answer 41

-Haemonchus contortus (worm) -measure anemia or blood loss named after Francois "Fafa" Malon

Question 42

What are the advantages of FAMACH scoring?

Answer 42

-decrease treatment of whole herd, slows dewormer resistance, cheap, when animal examined might notice other medical problems.

Question 43

FAMACH Scoring numbers

Answer 43

-1 is red and good -5 is white and anemic

Question 44

What is a sound mouth?

Answer 44

-When the top and bottom are level with each other -Good mouth

Question 45

What is a parrot mouth?

Answer 45

-When the top jaw is longer than the bottom jaw - / looking

Question 46

What is a long lower jaw?

Answer 46

-When the lower jaw is longer than the top jaw - \ lokking

Question 47

Mouthing on a sheep

Answer 47

-90 days = all baby teeth -1/2 year = no perm / first coming in -12 to 14 months = 1 set of perms -2 years = 2 sets of perms -3 years = 3 sets of perms -4 years = 4 sets of perms

Question 48

What happens to a sheep's teeth when they get older?

Answer 48

-spread -broken mouth