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26 Cards in this Set
- Front
- Back
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Nutrients are |
Substances essential for health |
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Four macro nutrients are.. |
CHO FAT PRO H2O (Needed in grams) |
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2 micro nutrients are |
Minerals and vitamins |
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Which nutrients provide energy |
CHO, PRO, Fat |
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Atwater factor of CHO |
4kcals/g |
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Atwater factor of PRO |
4 kcals/g |
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Atwater factor of fat |
9 kcals/g |
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What is the major form of fat in food |
Triglycerides |
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What are the essential fatty acids (2) |
1. Linoleic acid 2. Alpha-linoleic acid |
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Trans fatty acids have been engineered to |
Improve shelf life |
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Explain why trans fat should be removed from the diet |
1. Linked to heart disease 2. Other health implications |
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Function of CHO? |
To provide energy (glucose major source of energy in cells) |
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Function of protien |
Bone and muscle structure and growth |
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Function of fat |
Store energy |
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True or false: vitamins provide usable energy |
False |
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Purpose of vitamins |
Enable metabolic chemical reactions |
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Water soluble vitamins are.. |
1. Vitamin C 2. Vitamin B complex |
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The fat soluble vitamins are .. |
1. Vit A 2. Vit D 3. Vit E 4. Vit K (More easily stored in body, higher risk of toxicity) |
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2 groups of minerals |
1. Major minerals 2. Trace minerals |
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Name major minerals, name trace minerals |
Major: potassium, sodium, calcium Trace: iron, zinc, copper |
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Which body functions require minerals |
1. Nervous system (action potentials) 2. Skeletal system (calcium/phosphorus deposits - bone mineralization) 3. Water balance (electrolytes - sodium, potassium, chloride) |
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Functions of H2O in the body |
1. Lubricant 2. Solvent 3. Transport |
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Phytochemicals and zoochemicals are.. |
Active compounds that provide benefits but are NOT essential nutrients |
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Phytochemicals come from |
Plant sources |
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Zoochemicals come from |
Animal sources |
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What are the 6 organizational levels of the human body |
1. Chemical level 2. Cell level 3. Tissue level 4. Organ level 5. Organ system 6. Organism level |
