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AVS 109 > Nutrition > Flashcards

Nutrition Flashcards

1
Q

What are some sources of water?

A

Drink
Food
Metabolism

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2
Q

What are some functions of water?

A

Transporting medium
maintains body temperature
solvent

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3
Q

What proportion of an animals body is water?

A

90% or less

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4
Q

What is nutrition?

A

Science that deals with nutrients in food and feed as they relate to health and life.

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5
Q

What are major classes of nutrients?

A 
Water
Carbohydrates
Proteins
Fats
Vitamins
Minerals
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6
Q

What are major functions of nutrients?

A 
Body maintenance
growth
production of milk, meat, wool
work
reproduction
regulate body processes
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7
Q

Plants vs animals, regarding CHO?

A

Plants are high, animals are low

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8
Q

Plants vs animals, regarding cell walls?

A

Plants- carbohydrates

Animals- lipid and proteins

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9
Q

Plants vs animals, regarding skeletal?

A

Plants- fiber

Animalas- mineral

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10
Q

Plants vs animals, regarding energy stores?

A

Plants- starch

Animals- fat and glycogen

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11
Q

All animals depend upon nutrients derived by what?

A

Photsynthesis

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12
Q

What is photosynthesis?

A

Where sunlight turns water and carbon dioxide into sugar

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13
Q

Carbohydrates contain what?

A

Carbon, hydrogen, and oxygen

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14
Q

Carbohydrates include what?

A

sugars, starches, and cellulose

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15
Q

What are monosaccharides?

A

Simple sugars

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16
Q

What is a polysaccarharides?

A

A major source of animal carbohydrates

17
Q

What is a disaccarhide?

A

common form of carbohydrates

18
Q

What is sucrose?

A

glucose and fructose

19
Q

What is maltose?

A

glucose and glucose

20
Q

What is lactose?

A

glucose and galactose

21
Q

What is cellulose?

A

primary carbohydrate in forages

22
Q

What is hemicellulose?

A

secondary carbohydrate in fiber.

23
Q

What are functions of carbohydrates?

A

provide energy for body processes surplus CHO is converted to fat

24
Q

What are some functions of crude fiber?

A

source of heat and energy
prevents compaction
helps maintain muscular tone in digestive tract
helps prevent bloat

25
Q

Proteins

A

built from amino using a peptide bond
contain an amino group
contain a carboxyl group

26
Q

There is approximatley how many amino acids in protein?

A

22

27
Q

Essential AA protein…

A

Cannot be synthesized at rate sufficient to meet needs

must be supplied in the diet

AVS 109 (10 decks)

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