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15 Cards in this Set
- Front
- Back
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Digestion of fats/lipids |
Small intestine |
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Bile does what to fat? |
Emulsifies |
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3 classes of lipids |
Phospholipids Sterols Triglycerides |
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Phospholipids |
Glycerol, two fatty acids, phosphorus molecule -emulsifier, solvable in water & fat |
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Sterols |
Rings of carbon -cholesterol roles in body, plant sterols |
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Triglycerides |
Glycerol backbone, 3 fatty acids |
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Fatty acid differences |
Chain length Saturation Unsaturation |
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Saturated |
Hydrogen atoms, single bonds (solid) |
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Unsaturated |
Polyunsaturated - 2 or more double bonds Monounsaturated - 1 double bond (Liquid) |
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Hydrogenation |
Yields saturated and trams-fatty acids: increase LDL |
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Low-density lipoproteins (LDL) |
Bad Trim saturated/trans fats from diet Can cause heart disease |
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High-density lipoproteins (HDL) |
Good Physical activity Benefits heart health |
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Fat is stored in _____ ______ |
Adipose tissue |
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Omega-3 |
Linolenic Acid: DHA & EPA -heart disease, cancer prevention, cell membranes, brain and eye function |
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Fat functions |
Chief storage form of energy Secreted hormones from adipose tissue Shock absorbers, insulation, cell membranes, transport raw material |
