Lipid Metabolism — Flashcards

_____ increases testosterone synthesis by stimulating the enzyme cholesterol desmolase

Increased levels of cholesterol inside the hepatocyte leads to _____ activity of the enzyme HMG-CoA reductase

Once in the vicinity of the liver, the chylomicron remnant binds the _____ receptor via apoprotein E

Depletion of triglycerides from VLDLs produces _____, which may undergo further removal of triglycerides via the enzyme hepatic TG lipase, forming LDL

Pregnenolone may be converted to _____ via the enzyme 17-hydroxylase

Acetyl-CoA is converted to _____ via the enzyme HMG-CoA synthase (ketogenesis)

Triglycerides in chylomicrons are hydrolyzed by the enzyme _____, releasing free fatty acids

The enzyme _____ may convert cholesterol to cholesterol ester in the blood in the presence of apoprotein A (found on HDL)

17-hydroxypregnenolone may be converted to _____ via the enzyme 17,20-lyase

In the blood, free radicals may take an electron from apoprotein _____ on LDL, forming oxidized LDL