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16 Cards in this Set
- Front
- Back
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What is the main form of lipid storage in the body?
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Triglycerides in adipose tissue.
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What transports exogenous (dietary) triglycerides?
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Chylomicrons.
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What transports endogenous triglycerides?
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VLDL.
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Does LDL transport cholesterol into or out of cells?
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To cells.
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Does HDL transport cholesterol into or out of cells?
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Out of cells.
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What is the desirable level for HDL cholesterol?
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Greater than or = to 40 mg/dL.
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What is the desirable level for LDL?
(Not total) |
Less than 100 mg/dL.
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LDL cholestrol method name and formula:
What would invalidate this formula? |
Friedewald method:
Total-HDL-(trig/5) If the trig are over 400 mg/dL. |
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What tests should be included on a lipoprotein profile?
What results can be used if the specimen is non-fasting? |
Total cholesterol, LDL, HDL & triglycerides.
Only total and HDL unless total is greater than 200 or higher or HDL is less than 40. |
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If a specimen for a lipid profile had elevated triglycerides but normal total cholesterol what is the most likely cause?
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A non-fasting specimen. Recent ingestion of food will elevate trig but not total chol.
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What do chylomicrons transport?
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Triglycerides (exogenous)
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What does VLDL transport?
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Triglycerides (endogenous)
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What does LDL transport?
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Cholesterol. INTO cells.
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What does HDL transport?
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Phospholipids. Cholesterol OUT of cells.
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What is the fx of cholesterol?
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Cell membrane repair.
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What is the fx of lipoproteins?
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Transport of lipids.
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