Lipid Metabolism
The most important role of cholesterol is_____________?
It is a component of cell membrane
It stores up energy
It is a precursor of polyunsaturated fatty acids
None of the above
It is a component of cell membrane
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The main function of HDL is____________?A. Esterification with PUFA
B. Transport cholesterol from liver to peripheral tissues
C. Both of the above
D. None of the above
The major lipids that make up the cell membrane are_______________?
A. Sphingomyelins
B. Phospholipids
C. Triglycerides
D. Fatty acids
Triglyceride synthesis synthesis is increased by______________?
A. Cortisol
B. Insulin
C. Growth hormone
D. Gulcagon
The substance essential for transfer of fatty acids across mitochondrial membrane_____________?
A. Creatinine
B. Creatine
C. Carnitine
D. Coenzyme A
Increase in lactate and pyruvate is seen in deficiency of_____________?
A. Niacin
B. Pyridoxin
C. Thiamine
D. Retinotic acid
The lipoprotein particles that have the highest percentage concentration of cholesterol is_______________?
A. VLDL (Very low density lipoprotein)
B. Chylomicron
C. LDL (Low density lipoprotein)
D. HDL (High density lipoprotein)
Endogenous triglycerides in plasma is maximally bound to________________?
A. LDL
B. Chylomicrons
C. VLDL
D. HDL
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