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Poultry Nutrition > Term Test 3 > Flashcards

Term Test 3 Flashcards

1
Q

8 Goals of Broiler Nutrition

A

Consistent
Safe
High Quality
Well Balanced, Highly Fortified
Focused on Gut Health
Competitive
Adaptable
Economical

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2
Q

Evolution of Broilers: Size

A

Genetic programs have evolved to be a big bird

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3
Q

Nutrition and How Things Change
Nutrition is always _
New markets _
Commodity / influence formulas
Nutritionists must provide best _

A

Evolving
Introduced
Prices/Availability
Solution

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4
Q

4 Advancements in Broiler Nutrition

A

Exogenous Enzymes
Organic Selenium
Complex Trace Elements
Gut Health Additives

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5
Q

Additives - Specific Modes of Action
_ digestion
_ pathogens
support _
manage _
support _ _
_ feed intake

A

Increase
Decrease
Microbiome
Moisture
Barn Environment
Increase

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6
Q

Factors to consider Formulating Broiler Diet

A

Ingredients available
Ingredients cost
Nutritional requirements
Nutrient specifications
Market considerations

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7
Q

As broilers age
Feed intake _
//_ decrease

A

Increases
AA/CP/Minerals

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8
Q

Enzymes Influence:
_ inclusion
_ digestibility
_ excreta
_ excretion
_

A

Small
Enhance
Consistent
Phosphorus
Profitability

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9
Q

Supplemental Enzymes
Compliment _ system
Convert _ nutrients to useable
Release _ nutrients
Prevent _ disruptions
Influence gut _

A

Digestive system
Unusable
Trapped
Digestive
Microbiome

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10
Q

NSP enzymes (_ _ _)

A

Non-Starch Polysaccharide

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11
Q

NSPs are a blend of enzymes that _ trapped nutrients, they _ levels of enzymes, target _ starch, _ gut viscosity, _ gut health, _ cost

A

Liberate
Enhance
Indigestible Starch
Decrease
Support
Decrease

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12
Q

Phytase liberates -, trace minerals (,), _, _, and is good for the _

A

Phytate Phosphorus, Zn, Cu, Protein, Energy, environment

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13
Q

Proteases increase digestion of _

A

AA’s

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14
Q

_ is a protease that targets mannan ANF in SBM that is indigestible

A

Mannanase

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15
Q

Water Contaminants
High _ content
_ & _ _ contamination

A

Mineral
E. coli, Fecal Coliforms

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16
Q

New CFIA regulations come into place

A

June 2025

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17
Q

4 Phases of Phase Feeding

A

Starter, Grower, Finisher, Roasting

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18
Q

Phase Feeding
Meets target _, _, _, _ size
_ effective

A

Nutrients, Additives, Medications, Particle
Cost

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19
Q

Factors Restricting Feed Intake

A

Temperature
Density
Water Quality
Health Status
Lighting Program
Height of Waterer/Feeder
Particle Size

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20
Q

Particle Size Importance
0-10d - _
11-24d - _ _
25-Processing - _ _

A

Crumble
Small Pellets
Large Pellets

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21
Q

High density feed = _ FCR (Better) = more _

A

Lower, Economical

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22
Q

Source of Nutrients for Chicks for 4 days

A

Yolk

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23
Q

Yolk sac moves into _ of chick before hatch

A

Abdomen

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24
Q

Yolk made up of

A

Plant Based CHOs, Protein, Fat, Vit. & Minerals

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25
Q

First bite
SI lengthens ___x
_ & _ development
increase in _ production

A

600
Villi, Crypt
enzyme

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26
Q

Absence or delay in feed of chick
Check _ fill

A

Delays development
Crop

27
Q

Hatchtech System gives immediate access to _ & _ after hatch

A

feed and water

28
Q

@ hatch microflora is _
Thriving in _h
Well established @_d

A

Undeveloped
24
14

29
Q

Factors Influencing Gut Bacteria

A

Nutrition
Bird Factors
Environment
Barn Management

30
Q

Characteristics of Well Conditioned Gut

A

Efficient digestion & absorption
Diverse and thriving microbiome in ceca

31
Q

Poor Gut

A

Bad bugs thrive
Increase in mucus
Villi damage
Decreased absorbtion
Unabsorbed feed, feed bad bugs

32
Q

Dysbiosis

A

Imbalance in gut microbiota

33
Q

Indicators of Good Gut Health

A

Pink Gut Surface, Gut Wall Folds over

34
Q

Poor gut health indicators

A

Inflamed Tissue
Haemorrhaging
Pore gut tone
Lots of mucus

35
Q

Healthy Villi

A

Long, Skinny, Pink

36
Q

Healthy Crypt

A

Shallow

37
Q

Factors Impacting Gut Health

A

Brooding
Medications
Sudden Feed Changes
Biosecurity
Stress
Temperature
Ventilation

38
Q

Gut Friendly Diet

A

Highly Digestible Ingredients
Consistent Composition
Monitored for ANFs
All-vegetable, plant-based ingredients

39
Q

Types of Additives

A

Enzymes
Antibiotics
Probiotics
Prebiotics
Organic Acids
Phytogenic Feed Additives

40
Q

Limitations of Using Alternative Feed Additives

A

CFIA Regulations

41
Q

Consequences of Variable Nutrient Digestibility

A

Economic
Enteric

42
Q

Types of Medications
Preventative ()
Therapeutic ()

A

Prophylaxsis
Metaphylaxsis

43
Q

Coccidiosis is caused by _

A

Protozoan parasite

44
Q

Coccidiosis: Protozoan parasite invade _ _ within digestive tract

A

Multiple Points

45
Q

Coccidiosis: Symptoms

A

Dehydration
Depression
Ruffled Feathers
Off-feed
Bloody Droppings

46
Q

How to preventing Coccidiosis With Medications

A

Ionophores & Chemicals

47
Q

Types of Ionophores used to prevent coccidiosis

A

Monensin, Monteban, Maxiban, Avatec, Salinomycin

48
Q

Types of Chemicals used to prevent Coccidiosis

A

Decox, Clinacox, Amprol

49
Q

Necrotic Enteritis is cause by gram (_) _

A

+, Clostridium perfringens

50
Q

Necrotic Enteritis: Symptoms

A

Loose droppings, necrotic lesions, reduced growth rate, poor feed efficiency, high mortality

51
Q

Necrotic Enteritis: Prevention

A

Bacitracin, Avilamycin, Vaccination

52
Q

3 Gut Management Programs

A
  1. Conventional (CON)
  2. No MIA (RWMIA)
  3. No antibiotics ever (RWA)
53
Q

_ in vet involvement in canada

A

Increase

54
Q

Reduction of antibiotic use in Canada and Ontario implemented in

A

2019

55
Q

Nutritionists Role

A

Meet nutrient requirements while promoting
Efficiency
Profitability
Sustainability
Welfare

56
Q

Producer Prevention Strategies

A

Efficiency
Profitability
Sustainability
Welfare

57
Q

Ascites (Waterbelly)

A

Accumulation of fluid in abdominal
Caused by poor oxygenation of blood (high metabolic demands of fast growing birds)
Not receiving sufficient O2
Puts pressure on heart and lungs
Swelling in lower abdomen (Water belly)

58
Q

Sudden Death Syndrome

A

Cause fully not understood
Fast-growing birds more prone

59
Q

Rickets (Leg Abnormalities)

A

Deficient in D3
Unbalanced Ca:P Ratio
Weak bones

60
Q

Dehydration and Starveouts

A

Unable to get to feed/water
Occurs more often during brooding

61
Q

Turtlebacks

A

High, abnormally rounded back
When birds grow too quickly skeletal system can’t keep up with muscle growth

62
Q

Woody-Breast Syndrome

A

High Growth Rate
Inadequate blood flow
White Striation in Meat
Pale, Hard, Rubbery Meat

63
Q
A

Poultry Nutrition (12 decks)

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