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APSC 2114 > Quiz 3 > Flashcards

Quiz 3 Flashcards

1
Q

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

A

-black ovals close together

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2
Q

What does the lean-meater do?

A

-measures the amount of backfat an animal has.

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3
Q

How does the lean-meater work?

A

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

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4
Q

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

A

-lube
-motor oil
-cooking oil

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5
Q

Can an ultrasound pass through air or air bubbles?

A

-No

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6
Q

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

A

-probe placement is important
-place probe behind last rib

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7
Q

What is it called when a sow gives birth?

A

-farrowing

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8
Q

What hormones are associated with pregnancy?

A

-progesterone
-prostaglandin
-estrone sulfate

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9
Q

When can you detect a pregnancy?
With an ultrasound?

A

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

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10
Q

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

A

-on the flank between the last 2 nipples

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11
Q

What type of ultrasound machines are there?

A

-Doppler
-A-mode
-B-mode

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12
Q

How does an ultrasound work?

A

-soundwaves through the transducer

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13
Q

Lean-meater math

A

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

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14
Q

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

A

-1 inch

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15
Q

How long is a gilt’s puberty?

A

-160-190 days

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16
Q

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

A

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

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17
Q

Why would a sow be culled?

A

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

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18
Q

Magnet

A

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

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19
Q

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

A

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

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20
Q

What sex grows the slowest and fastest?

A

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

21
Q

Yearling weight

A

-weaning weight to now
-grow on their own

22
Q

What is mouthing?

A

-looking at teeth to determine age of an animal

23
Q

Lutalyse

A

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

24
Q

Where is the proper injection site on beef cattle?

A

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

25
Q

Injection Rules

A

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

26
Q

Mouthing cattle

A

-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

27
Q

CIDR

A

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

28
Q

Pre breeding vaccines

A

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

29
Q

Vista 5 SQ

A

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

30
Q

L5 SQ

A

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

31
Q

BVD

A

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

32
Q

IBR

A

can result in infertility problems and abortion

33
Q

Weaning weight

A

-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

34
Q

When is a dam most productive?

A

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

35
Q

Yearling weight

A

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

36
Q

Weaning ratio

A

-used to decide if an animal should be culled

37
Q

Most Probable Producing Ability (MPPA)

A

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

38
Q

Cow efficiency

A

-cow producing ability in the herd
-frame size

39
Q

Body condition score in sheep

A

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

40
Q

What are the most critical time to asses BCS?

A

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

41
Q

FAMACH Scoring

A

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

42
Q

What are the advantages of FAMACH scoring?

A

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

43
Q

FAMACH Scoring numbers

A

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

44
Q

What is a sound mouth?

A

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

45
Q

What is a parrot mouth?

A

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

46
Q

What is a long lower jaw?

A

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

47
Q

Mouthing on a sheep

A

-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

48
Q

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

A

-spread
-broken mouth

APSC 2114 (3 decks)

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