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6 Cards in this Set

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Function of Lipoproteins?

Transports lipids in the blood/ Plasma

What are lipoproteins composed of?

Lipids (triglycerides or cholesterol esters)




And phopholipids, cholesterol proteins

Structure of lipoproteins?

Phospholipid monolayer keeps content within


Cholesterol and triglycerides inside


Alipoproteins on surface, sorting markers

Phospholipid monolayer keeps content within




Cholesterol and triglycerides inside




Alipoproteins on surface, sorting markers

Variation in lipoproteins

Lipid content




Size and type of proteins




Classified by density




HDL


LDL


IDL


Chylomicrons

Why are LDL and VLDL considered bad?

Involved in formation of fatty streaks




Inhibit fibrinolysis ( prevents breakdown of fibrin)




Activate platelets, increasing aggregation





HDL functions

Increase fibrinolysis ( more fibrin breakdown)




Increase prostacyclin formation (decreased platelet aggregation)