Medical MCQs

5099 MCQs  (Page 23 of 510)

All are derived of cholesterol except________________?
A. Chenodeoxy cholic acid
B. Glycocholic acid
C. Testosterone
D. Cholecystokinin
The precursor of cholesterol synthesis is________________?
A. Acetic acid
B. Acetyl coa
C. Oxalo acetic acid
D. Pyruvate
HMG CoA reductase is inhibited by_____________?
A. Clofibrate
B. Gemfibrosil
C. Lovastatin
D. Cholestyramine
A fatty acid that is not synthesized in man is_____________?
A. Linoleic acid
B. Oleic acid
C. Palmitic acid
D. Stearic acid
The most important role of cholesterol is_____________?
A. It is a component of cell membrane
B. It is a precursor of polyunsaturated fatty acids
C. It stores up energy
D. None of the above
The major lipids that make up the cell membrane are_______________?
A. Triglycerides
B. Phospholipids
C. Sphingomyelins
D. Fatty acids
Unsaturated fatty acids are converted to______________?
A. Prostaglandins
B. Cholesterol
C. Cell membrane lipid
D. Saturated fatty acid