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15 Cards in this Set
- Front
- Back
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What is linear to dietary fat intake
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fat absorption
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three types of fatty acids compose fat
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Long chain fatty acids
medium chain fatty acids short chain fatty acids |
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digestion of lipids: The overall process can be divided into Three phases, What are they?
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Digestive phase
absorptive phase post absorptive phase |
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Digestive phase:
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lipolysis and michelle formation
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Absorptive phase:
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mucosal uptake and reesterification
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Post absorptive phase
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chy-lo-micron formation and exit from intestinal epithelial cell via lymphatics
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Digestion of lipids: The initial step, Formation of emulsions of finely dispersed lipid is accomplished by
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Acoomplished by mastication and gastric contractions.
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Lipolysis is
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the hydrolysis of triglycerides to free fatty acids, monoglycerides, and glycerol by lipase
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TAG =
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FFA + MAG + glycerol
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Lypolysis is initated in
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The stomach by gastric lipase and ingual lipase
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Lipolysis have a PH optimum of
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4.5 to 6.0
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Lipolysis occurse about what percentage
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20 to 30 percent
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Lipolysis is important in 2 things
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neonates - diet consist of milk
pancreatic insufficency |
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lipolysis is completed in
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the duodenum and proximal jejunum by pancreatic lipase in the intestinal lumen
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TAG incorporated into micelles formed witn the aide of
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Bile salts
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