animal nutrition Flashcards

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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
Q

what is proteinaceous

A

they are roughages with 15/18% cp
alfalfa
clovers

26
Q

what is a symbiotic relationship and how does it work

A

rhizobium spp
the bacteria take nitrogen from the air to fixate into plant + soil
nitrogen base components for amino acids

27
Q

carbonaceous

A

low cp (grasses

28
Q

what is a concentrate

A

energy - seed/grain and fruit ( low in fiber =high energy )
protein = plants ( crude protein)

29
Q

what are nutrient additives

A

vitamins and minerals

30
Q

what are non nutrient additives

A

not nutrients but influence metabolism or how nutrients are utilized

31
Q

what are animal sources

A

greater than 60% crude protein , by-products of processing animals for human consumption
ex. blood, bone, fish, and feather meal

32
Q

plant sources

A

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