Term
What is the function of chylomicrons? |
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Definition
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Term
what is the function of LDL lipoprotein? |
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Definition
it delivers cholesterol from the liver to peripheral tissues |
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Definition
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Definition
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Term
which lipoprotein has the highest comp of cholesterol? TAG |
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Definition
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Term
what is the structure of a lipoprotein? |
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Definition
nonpolar lipids associated w/proteins and amphipathic lipids |
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Term
the liver releases which lipoproteins? |
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Definition
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Term
which lipoproteins are released from the intestines? |
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Definition
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Term
what is in the core of plasma lipoprotein? |
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Definition
hydrophobic layer triacyl glycerol and cholesterol ester |
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Term
what is the outer component of lipoproteins? |
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Definition
hydrophillic layer of amphipathic apolipoproteins, phospholipid, and unesterified cholesterol |
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Term
what are lipoproteins characterized by |
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Definition
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Term
which lipoprotein remains at cathode |
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Definition
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Term
where are apolipoproteins produced |
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Definition
in the liver and small intestines |
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Term
apolipoproteins help enzymes by |
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Definition
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Term
what is the major lipoprotein of HDL |
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Definition
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Term
what is the major apolipoproteins of LDL |
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Definition
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Term
major lipoprotein of VLDL |
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Definition
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Term
chylomicrons' major apolipoprotein |
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Definition
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Term
what is the function of apoA |
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Definition
it activates cholesterol-lecithin transferase, which esterifies free cholesterol in HDL |
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Term
what is the function of apoB? |
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Definition
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Term
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Definition
acts as enzyme activator and inhibitor |
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Term
where are chylomicrons assembled? |
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Definition
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Term
TG of circulating CM's are degraded by |
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Definition
lipoprotein lipase to form CM remnants |
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Term
when are CM remnants removed from circulation |
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Definition
when apoE binds to the lipoprotein receptor |
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Term
when spoproteins are degraded hydrolytically, what is released? |
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Definition
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Term
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Definition
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Term
what is hepatic lipase activity increased by and decreased by |
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Definition
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Term
this is an HDL receptor with a dual role in HDL metabolism. |
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Definition
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Term
what is the function of SR-B1? |
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Definition
mediates the acceptane of cholesterol efflux from the cells by HDL |
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Term
this receptor is involved in reverse cholesterol transport |
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Definition
class B scavenger receptor |
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Term
HDL exchanges apoproteins and cholesterol esters with other lipoproteins by what |
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Definition
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Term
TGs and phospholipids are transferred from VLDL to HDL . where is CE going |
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Definition
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Term
where are lipoprotein lipases found |
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Definition
attached to capillaries in muscle and adipose tissue |
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Term
what is the function of LPL |
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Definition
hydrolyzes TG in VLDL and chylomicrons to free FA's |
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Term
what is LCAT activated by |
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Definition
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Term
what is the function of LCAT? |
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Definition
catalyzes the transfer of FA from lecithin to free chlesterol in HDL |
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Term
what is the function of cholesterol ester transferase? |
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Definition
facilitates transfer of cholesterol from HDL |
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Term
what is the function of ACAT? |
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Definition
it catalyzes the conversion of free cholesterol to CE IN CELLS for storage. |
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Term
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Definition
bind triglycerides to apoB |
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