Lecture 31

Question 1

What are lipoprotein particles carriers of?

Answer 1

Carriers of TG and Cholestrol.

Question 2

How many types of lipoprotein are there?

Answer 2

5 types of lipoproteins.
From largest density to lowest denstity they are:
1. Chylomicrons
2.Very low Density Lipoproteins(VLDL)
3.Intermediate Density Lipoprotein (IDL)
4.Low density lipoprotein (LDL)
5.High density lipoprotein (HDL)

Question 3

What are Chylomicrons?

Answer 3

Lipoprotein particles that transport dietary lipids from the intestines to other locations of in the body

Question 4

VLDL function:

Answer 4

They move cholestrol , triglycerides and other lipids from the liver to other parts of the body. VLDL contain high amounts of triglycerides.

Question 5

IDL function

Answer 5

-Refers to a density that is between low and very low density lipoprotein. They are formed from the degredation of VLDLs.

Question 6

*LDL

Answer 6

Are sometimes refered to as bad cholestrol. because they can transport their content of lipid molecules into artery walls, attract macrophages and drive atherosclerosis.

Question 7

*HDL

Answer 7

Are often called good cholestrol because they remove lipid molecules from macrophages in the wall of arteries.

Question 8

Lipitor/ Statins

Answer 8

• Reduces the levels of “Bad cholesterol and triglycerides in the blood.
• increases levels of “good” cholestrol
• Used to treat high cholestrol and lower the risk of stroke or heart attak in people with type 2 diabetes or coronary heart diseas.

Question 9

What are the effects of statins on dental health?

Answer 9

It causes a range of symptoms:

• Dry mouth
• Itchiness
• Bitterness
• Cough