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Avian Biology > Avian Bio Test 4 > Flashcards

Avian Bio Test 4 Flashcards

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1
Q

What’s the goal of commercial production of Broilers?

A

feed to meat that consumers want

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2
Q

What type of meat do people in US want most?

A

White meat

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3
Q

What is the largest contributor to cost of growing broilers for meat? How much does it represent?

A

Feed/grain

70%

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4
Q

How do we measure efficiency of feed?

A

How much feed it takes to make 1 pound of live chicken

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5
Q

What is the measurement of the efficiency called?

A

Feed conversion

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6
Q

What is a perfect relationship of feed conversion?

A

1 pound of meat to 1 pound of chicken

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7
Q

What is the average feed conversion number?

A
  1. 85 to 1

1. 85

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8
Q

Why is feed conversion number higher for larger birds?

A

They move more so they consume more calories

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9
Q

What is a fishes feed conversion number?

A

1 to 1

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10
Q

What is cattle’s feed conversion number?

A

> 6 to 1

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11
Q

What are the basic nutrients?

A

carbohydrates
fats
proteins

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12
Q

What are carbohydrates?

A

Sugars (simple) and starches (complex)

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13
Q

What is the biggest portion of a birds feed?

How much of it is there?

A

Carbohydrates

60-70%

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14
Q

What type of sugar fuels the brain and eyes?

A

Glucose

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15
Q

What are fats?

A

Energy suppliers

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16
Q

What are proteins?

A

muscles and organs

17
Q

What are proteins made of?

A

Amino Acids

18
Q

What are essential amino acids?

A

They are necessary in feed to maximize growth

Lysine, methionine, threonine

19
Q

What happens if the essential amino acids are cut off/stopped?

A

Stop growth

20
Q

How much weight of body cells do proteins make up?

A

50%

21
Q

What is the liver?

A

Filter blood

Collect fat and send it out

22
Q

What does the gall bladder do?

A

Aids in breakdown of fats

23
Q

What does the villi do?

A

increase surface area for absorption

24
Q

How is the digestive tract of chicken unique?

A

Flight and crop
It is compact
Movement from digestion can go back and forth

Avian Biology (7 decks)

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