Lipids

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Lipids

  1. 1. Lipids Andrea Core and Nathan Fox
  2. 2. Types of Fats <ul><li>Saturated Fatty Acids- Fatty acids that have as many hydrogen atoms as they can hold. </li></ul><ul><li>Unsaturated Fatty Acids- Fatty acids that have fewer hydrogen. </li></ul><ul><li>Monounsaturated Fatty Acids- Missing one hydrogen atom. </li></ul><ul><li>Polyunsaturated Fatty Acids- Missing two or more hydrogen atoms. </li></ul>
  3. 3. Sources of Fats <ul><li>Saturated </li></ul><ul><li>Unsaturated </li></ul>
  4. 4. Cholesterol <ul><li>Cholesterol- a fatlike substance found in every cell in the body. </li></ul><ul><ul><li>It serves several important functions </li></ul></ul><ul><ul><ul><li>Part of skin tissue </li></ul></ul></ul><ul><ul><ul><li>Aids in transport of fatty acids in body </li></ul></ul></ul><ul><ul><ul><li>Body also needs this to produce hormones </li></ul></ul></ul>
  5. 5. Functions of Fats <ul><li>Fats in diet carry many important roles </li></ul><ul><ul><li>Provide a source of energy </li></ul></ul><ul><ul><li>Carry vitamins </li></ul></ul><ul><ul><li>Meats and baked goods are tender </li></ul></ul><ul><ul><li>Feel full </li></ul></ul><ul><li>Fats also have other important functions </li></ul><ul><ul><li>Body stores energy in fatty tissues </li></ul></ul><ul><ul><li>Fat under skin forms a layer of insulation </li></ul></ul><ul><ul><li>Part of membrane that surround every cell in body </li></ul></ul>
  6. 6. Sources of Fat <ul><li>Visible Fats- you can see butter, margarine, and fat on meat, and in chicken and turkey skin </li></ul><ul><li>Invisible Fats- you can not see fat in foods like eggs, whipped cream, and baked products </li></ul>
  7. 7. Fat Facts <ul><li>Look for the actual grams of fat per serving on the label of packaged food </li></ul><ul><li>Ignore the percentages and the calories from fat for a specific food </li></ul><ul><li>When nutrition information is not available use other strategies </li></ul>
  8. 8. Works Cited <ul><li>Guide to Good Food - page #’s 37-39 </li></ul><ul><li>http://tms.ecol.net/Fitness/fatfax.htm </li></ul><ul><li>http://en.wikipedia.org/wiki/Fat </li></ul>

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