4.3.1 What is Cholesterol? by Marcos Gonzalez Lopez

HDL (High-Density Lipoprotein)

grace_sullivan2 — 2019-03-08 18:07:57 UTC

-The "GOOD" protein
-Function: Absorbs cholesterol and carries the cholesterol back to the liver.
-The liver sends it away from the body
-The higher the HDL levels, the lower the chance of Heart disease or stroke!

LDL (Low-density lipoprotein)

marcos_gonzalezlopez — 2019-03-08 18:10:21 UTC

-The "bad protein
-made of fats
-Function: Takes cholesterol through the arteries which may collect in the artery walls causing an arterial blockage.
-High levels of LDL increase the risk of heart disease.
-

grace_sullivan2 — 2019-03-08 18:12:51 UTC

Cholesterol, Lipoproteins, and the Liver

CHOLESTEROL!

grace_sullivan2 — 2019-03-08 18:20:12 UTC

-waxy, fat-like substance
-Necessary to make hormones, so it is found in all cells.
BUT...
- Too much cholesterol with other substances form plaque, which if stuck to artery walls can cause a stroke or a heart attack.

Where in Food is Cholesterol Found?

grace_sullivan2 — 2019-03-08 18:30:50 UTC

Found in...
-Red Meat
-White Meat
-Dairy Products
-Fish and Seafood
-Eggs

Citations

marcos_gonzalezlopez — 2019-03-08 18:32:06 UTC

- Cholesterol. (2019, February 5). Retrieved March 11, 2019, from Medline Plus website:
https://medlineplus.gov/cholesterol.html
- LDL and HDL Cholesterol: "Bad" and "Good" Cholesterol. (2017, October 31). Retrieved October 31, 2017, from Centers of Disease Control and Prevention website: https://www.cdc.gov/cholesterol/ ldl_hdl.htm

- Hdl vs. ldl cholesterol differences, normal ranges, and meanings. (2017, July 14). Retrieved March

     11, 2019, from MedicineNet website: https://www.medicinenet.com/      hdl_vs_ldl_cholesterol_differences/article.htm

Along with HDL and LDL, Triglycerides are also monitored in a patients blood.

grace_sullivan2 — 2019-03-11 17:02:26 UTC

Triglycerides are both low and high density lipoproteins
Triglycerides are a type of fat found in the bloodstream inside of cholesterol molecules, therefore, high levels of triglyceride increases the risk for heart disease.

LDL Structure

marcos_gonzalezlopez — 2019-03-11 17:02:43 UTC

To change LDL and HDL levels...

grace_sullivan2 — 2019-03-11 17:06:56 UTC

-As weight increases, LDL will increase, which is bad for the body.
-Physical Activity can lower LDL which is good for the body.
-As age increases in women, so will their LDL levels, which is the bad cholesterol.
-Foods with high saturation, unsaturated, and trans fats will increase one's HDL which is unhealthy for the body.

HDL structure

marcos_gonzalezlopez — 2019-03-11 17:10:31 UTC