animal nutrition Flashcards

1
Q

nutrient requirements

A

water ,
energy,
protein
vitamins
minerals

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2
Q

what is energy

A

energy is carbohydrates( simple or complex fats) and protein ( atp )

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3
Q

what is a nutrient classe

A

substrates that provides specific nutrients

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4
Q

what are the different nutrients classes

A

water,
carbohydrates ,
fats,
amino acids,
vitamins(fat soluble and water soluble
minerals (macro.micro)

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5
Q

water function

A

transport (via blood) other fluids like
nutrients,
waste produces,
c2 /co2 and
hormones

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6
Q

lubrication

A

effects of friction

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7
Q

cooling

A

temperature regulation = homeotherms

exception is a camel

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8
Q

what do we focus on first when balancing rations

A

energy

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9
Q

energy is the most limiting nutrient

A

true

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10
Q

energy is carbohydrates what are the different carbohydrates

A

monosaccharides, disaccharides and polysaccharides

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11
Q

energy an also be in the form of

A

lipids

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12
Q

where does energy go ?

A

gross energy
digestible energy
metabolic energy
net energy
maintenance
production

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13
Q

protein =

A

amino acids

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14
Q

how many essential amino acids must be in a diet

A

9 but there are 20 in all

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15
Q

what is a complete protein

A

has all 20 amino acids

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16
Q

protein in ruminants

A

in diet to digest microbes

17
Q

2 different minerals

A

macrominerals and microminerals

18
Q

what are macrominerals

A

there are 7 increase amounts required
calcium = bone teeth muscle and nerve function
sodium, potassium, chlorine

19
Q

what are vitamins and what soluble are they?

A

fat soluble can be stored in organisms and protected by metabolic breakdown

20
Q

what are the different fat soluble vitamins

A

vitamin A - cell growth
vitamin D- bone formation
vitamin E- red blood cell
vitamin K- clotting function

21
Q

what are water soluble vitamins

A

can be stored in organism= protected from metabolic breakdown

22
Q

what are the different water soluble vitamins

A

vitamin C= antioxidants
vitamin B
B- complex- steps of metabolism

23
Q

what are roughages

A

plant compnents ( not grain , fruit) - stem leaves and flower
they are high in cellos

24
Q

what is the importance of roughages

A

food substrate for microbial digestion and to maintain gastrointestinal tract

25
what is proteinaceous
they are roughages with 15/18% cp alfalfa clovers
26
what is a symbiotic relationship and how does it work
rhizobium spp the bacteria take nitrogen from the air to fixate into plant + soil nitrogen base components for amino acids
27
carbonaceous
low cp (grasses
28
what is a concentrate
energy - seed/grain and fruit ( low in fiber =high energy ) protein = plants ( crude protein)
29
what are nutrient additives
vitamins and minerals
30
what are non nutrient additives
not nutrients but influence metabolism or how nutrients are utilized
31
what are animal sources
greater than 60% crude protein , by-products of processing animals for human consumption ex. blood, bone, fish, and feather meal
32
plant sources
oilseeds, soybeans dehull the seed cook and grind = soybean mill cottonseed, dehull( remove seed coat) heat ( destroys the gossapal )grin cotton seed mill ruminants can be feed cotton seed