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AVS 305 > Nutrients > Flashcards

Nutrients Flashcards

1
Q

What is Animal Nutrition

A

The science of how animals assimilate feeds,
How the nutrients in feed are utilized for growth
Tissue repair and replacement
Production of animal products

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2
Q

What is a Nutrient

A

Any chemical element or compound provided in the diet that can support growth, reproduction, lactation or maintenance of life processes

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3
Q

What is the % of nutrients of our body

A 
61% - Water
17% - Protein
14% - Lipids
6% - Minerals
1.5% - Carbs
< 1% - Vitamins
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4
Q

Name the classes of Nutrients

A 
Carbohydrates
Protein (amino acids)
Lipids
Vitamins
Minerals
Water
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5
Q

Carbohydrates contain what elements

A

carbon, oxygen & hydrogen atoms

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6
Q

What are the 2 classes of Carbohydrates

A

Simple sugars and Complex CHO

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7
Q

Carbohydrates is a(n) ______ material

A

organic

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8
Q

Simple sugars are used for what kind of source

A

primary energy source for cells

EXAMPLE: GLUCOSE

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9
Q

Complex CHO maintains what?

A

maintain health of digestive system

EXAMPLE: FIBER

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10
Q

Protein contain what elements

A

carbon, oxygen, hydrogen, nitrogen and sulfur atoms

NOT ALWAYS SULFUR

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11
Q

What is the role of protein

A

Structural (muscle, skin) and Internal communication (hormones)
Can be a source of energy

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12
Q

Lipids contain what elements

A

carbon, oxygen & hydrogen atoms

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13
Q

What are the functions of lipids

A

Source of a large amount of energy
Major component of cell membranes
Regulation of cellular processes

DON’T FOLLOW THE CARB REQUIRMENTS

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14
Q

Is water inorganic or organic

A

inorganic

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15
Q

What are the functions of water

A

Dissolves & carries nutrients, gases, waste
Provides environment for chemical reactions
Body temperature regulation
Acts as a solvent

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16
Q

Why is water cooler than the temperature outside

A

water has a high heat capacity

17
Q

Vitamins don’t provide what

A

structure of energy

- neither does WATER AND MINERALS

18
Q

What vitamins are water soluble

A

B’s and C

19
Q

What vitamins are fat soluble

A

A, D, K, E

20
Q

What are the functions of Vitamins

A

Regulate body processes
Promote growth and development
Build and maintain tissues
Assist in use of energy from CHO, protein and lipids

21
Q

Are vitamins organic or inorganic

A

organic

22
Q

Minerals are inorganic or organic

A

inorganic

23
Q

Minerals are

A

All inorganic substances in the body besides water
Naturally occur in the earth
NOT used directly for energy
Role as cofactors (e.g., Zn, Cu)

24
Q

What are the functions of Minerals

A 
Structural role
E.g., Calcium
Regulation of body processes
E.g., Sodium
Facilitate chemical reactions
E.g., Selenium
25
Q

What are the 3 nutrient categories

A

Essential and non-essential nutrients
Macronutrient and micronutrient
Organic and inorganic nutrient

AVS 305 (1 decks)

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