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- Major functions of lipids in the body include
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- Providing and storing energy
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- forming and maintaining cell membranes
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- producing steroid hormoes
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- producing steroid hormones
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- insulating the body
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- cushioning the body against bumps and blows
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- forming body contours
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@ -24,6 +24,15 @@ A fatty acid is a hydrocarbon chain found in lipids; one end of the chain forms
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- Has one double bond within the carbon chain
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- **Polyunsaturated** (PUFA)
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- Fatty acid that has two or more bonds within the carbon chain
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- **Essential fatty acids** are fatty acids that must be supplied by the diet
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- **Linoleic acid** - 18 carbon omega-6 fatty acid found in vegetable oils
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- **Alpha-linolenic acid** - 18 carbon omega-3 fatty acid, found in flaxseed, walnuts
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- Precursor for
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- Eicosapentaonoic acid (EPA) - 20 carbons
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- Docosahexaenoic acid (DHA): 22 carbons
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- Both acids are found mainly in fatty fish
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- Essential fatty acids are needed for growth and healthy cell membranes, especially in the brain.
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# Triglycerides
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# Phospholipids
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# Sterols
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