Textbook Notes (369,137)
Canada (162,407)
Nutrition (115)
NUTR 1010 (27)
Chapter 5

Textbook chapter 5 notes

3 Pages
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Department
Nutrition
Course Code
NUTR 1010
Professor
Andrea Buchholz

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Description
Chapter 5DefinitionsLipids diverse group of organic substances that are insoluble cant be dissolved in water triglycerides phospholipids and sterols are all lipids Triglyceride molecule that has 3 fatty acids attached to a 3carbon glycerol backbone Fatty Acids long chains of carbon atoms bound together along with hydrogen atoms Glycerol an alcohol made up of 3 carbon atoms backbone of a triglycerideShortChain Fatty Acids fewer than 6 carbon atoms in length MediumChain Fatty Acids 6 to 12 carbon atoms in length LongChain Fatty Acids 14 or more carbon atoms in length Saturated Fatty Acids SFA no carbons joined together with a double bond generally solid at room temperatureMonounsaturated Fatty Acids MUFA 2 carbons bound together with one double bond generally liquid at room temperature Polyunsaturated Fatty Acids PUFA more than 1 double bond in the chain generally liquid at room temperature Hydrogenation adding hydrogen to unsaturated fatty acids making them more saturated and more solid at room temperature Phospholipids glycerol backbone attached by 2 fatty acids and another compound that has phosphate soluble in waterSterols found in foods and in the body that has a ring structure cholesterol is most common sterol plant sterols block the absorption of cholesterol Micelle spherical compound made up of bile and phospholipids traps and transports free fatty acids monoglycerides and free cholesterol to
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